diff --git a/assets/graphics/fonts/code.tga b/assets/graphics/fonts/code.tga
new file mode 100644
index 000000000..c4ea0987f
--- /dev/null
+++ b/assets/graphics/fonts/code.tga
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c1d534251036d4554e1211b0f1037a11445a41022d5f5bc27e4b5f64e1c5f4a8
+size 36882
diff --git a/src/net/torvald/terrarum/App.java b/src/net/torvald/terrarum/App.java
index e25db0774..af82824f9 100644
--- a/src/net/torvald/terrarum/App.java
+++ b/src/net/torvald/terrarum/App.java
@@ -26,6 +26,7 @@ import net.torvald.terrarum.gamecontroller.KeyToggler;
 import net.torvald.terrarum.gamecontroller.TerrarumKeyboardEvent;
 import net.torvald.terrarum.gameitems.GameItem;
 import net.torvald.terrarum.gameworld.GameWorld;
+import net.torvald.terrarum.imagefont.BigAlphNum;
 import net.torvald.terrarum.imagefont.TinyAlphNum;
 import net.torvald.terrarum.langpack.Lang;
 import net.torvald.terrarum.modulebasegame.IngameRenderer;
@@ -198,6 +199,7 @@ public class App implements ApplicationListener {
     /** Big interchar */
     public static TerrarumSansBitmap fontUITitle;
     public static TinyAlphNum fontSmallNumbers;
+    public static BigAlphNum fontBigNumbers;
 
     /** A gamepad. Multiple gamepads may controll this single virtualised gamepad. */
     public static TerrarumController gamepad = null;
@@ -828,6 +830,7 @@ public class App implements ApplicationListener {
         fontGame.dispose();
         fontGameFBO.dispose();
         fontSmallNumbers.dispose();
+        fontBigNumbers.dispose();
         ItemSlotImageFactory.INSTANCE.dispose();
 
         logo.getTexture().dispose();
@@ -1007,6 +1010,7 @@ public class App implements ApplicationListener {
 
 
         fontSmallNumbers = TinyAlphNum.INSTANCE;
+        fontBigNumbers = BigAlphNum.INSTANCE;
 
         IME.invoke();
         inputStrober = InputStrober.INSTANCE;
diff --git a/src/net/torvald/terrarum/imagefont/BigAlphNum.kt b/src/net/torvald/terrarum/imagefont/BigAlphNum.kt
new file mode 100644
index 000000000..0c6562045
--- /dev/null
+++ b/src/net/torvald/terrarum/imagefont/BigAlphNum.kt
@@ -0,0 +1,111 @@
+package net.torvald.terrarum.imagefont
+
+import com.badlogic.gdx.graphics.Color
+import com.badlogic.gdx.graphics.g2d.Batch
+import com.badlogic.gdx.graphics.g2d.BitmapFont
+import com.badlogic.gdx.graphics.g2d.GlyphLayout
+import net.torvald.terrarum.roundToFloat
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+
+/**
+ * Created by minjaesong on 2023-09-03.
+ */
+object BigAlphNum : BitmapFont() {
+
+    internal const val W = 12
+    internal const val H = 16
+
+    internal val fontSheet = TextureRegionPack("./assets/graphics/fonts/code.tga", W, H)
+
+
+    private const val interchar = 1
+
+    init {
+        setOwnsTexture(true)
+        setUseIntegerPositions(true)
+    }
+
+    fun getWidth(str: String): Int {
+        var l = 0
+        for (char in str) {
+            if (!isColourCodeHigh(char) && !isColourCodeLow(char)) {
+                l += 1
+            }
+        }
+        return (W + interchar) * l
+    }
+
+    lateinit var colMain: Color
+    lateinit var colShadow: Color
+
+    override fun draw(batch: Batch, text: CharSequence, x: Float, y: Float): GlyphLayout? {
+        val originalColour = batch.color.cpy()
+        colMain = batch.color.cpy()
+        colShadow = colMain.cpy().mul(0.5f, 0.5f, 0.5f, 1f)
+
+        val x = x.roundToFloat()
+        val y = y.roundToFloat()
+
+        var charsPrinted = 0
+        text.forEachIndexed { index, c ->
+            if (isColourCodeHigh(c)) {
+                val cchigh = c
+                val cclow = text[index + 1]
+                val colour = getColour(cchigh, cclow)
+
+                colMain = colour
+                colShadow = colMain.cpy().mul(0.5f, 0.5f, 0.5f, 1f)
+            }
+            else if (c in 0.toChar()..255.toChar()) {
+                val ccode = c.code - 48
+
+                if (ccode in 0..47) {
+                    batch.color = colShadow
+                    batch.draw(fontSheet.get(ccode % 16, ccode / 16), x + charsPrinted * (W + interchar) + 1, y)
+                    batch.draw(fontSheet.get(ccode % 16, ccode / 16), x + charsPrinted * (W + interchar), y + 1)
+                    batch.draw(fontSheet.get(ccode % 16, ccode / 16), x + charsPrinted * (W + interchar) + 1, y + 1)
+
+
+                    batch.color = colMain
+                    batch.draw(fontSheet.get(ccode % 16, ccode / 16), x + charsPrinted * (W + interchar), y)
+                }
+
+                charsPrinted += 1
+            }
+        }
+
+
+        batch.color = originalColour
+
+        return null
+    }
+
+    override fun getLineHeight() = H.toFloat()
+    override fun getCapHeight() = getLineHeight()
+    override fun getXHeight() = getLineHeight()
+
+
+
+    private fun isColourCodeHigh(c: Char) = c.code in 0b110110_1111000000..0b110110_1111111111
+    private fun isColourCodeLow(c: Char) = c.code in 0b110111_0000000000..0b110111_1111111111
+
+    private fun getColour(charHigh: Char, charLow: Char): Color { // input: 0x10ARGB, out: RGBA8888
+        val codePoint = Character.toCodePoint(charHigh, charLow)
+
+        if (colourBuffer.containsKey(codePoint))
+            return colourBuffer[codePoint]!!
+
+        val a = codePoint.and(0xF000).ushr(12)
+        val r = codePoint.and(0x0F00).ushr(8)
+        val g = codePoint.and(0x00F0).ushr(4)
+        val b = codePoint.and(0x000F)
+
+        val col = Color(r.shl(28) or r.shl(24) or g.shl(20) or g.shl(16) or b.shl(12) or b.shl(8) or a.shl(4) or a)
+
+
+        colourBuffer[codePoint] = col
+        return col
+    }
+
+    private val colourBuffer = HashMap<Int, Color>()
+}
\ No newline at end of file
diff --git a/src/net/torvald/terrarum/imagefont/TinyAlphNum.kt b/src/net/torvald/terrarum/imagefont/TinyAlphNum.kt
index 57c400705..160493d1f 100644
--- a/src/net/torvald/terrarum/imagefont/TinyAlphNum.kt
+++ b/src/net/torvald/terrarum/imagefont/TinyAlphNum.kt
@@ -12,8 +12,8 @@ import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
  */
 object TinyAlphNum : BitmapFont() {
 
-    internal val W = 7
-    internal val H = 13
+    internal const val W = 7
+    internal const val H = 13
 
     internal val fontSheet = TextureRegionPack("./assets/graphics/fonts/7x13_Tamzen7x14b.tga", W, H)
 
diff --git a/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortal.kt b/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortal.kt
index d0768f242..fabb149a8 100644
--- a/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortal.kt
+++ b/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortal.kt
@@ -69,6 +69,7 @@ class UIWorldPortal : UICanvas(
     val transitionalListing = UIWorldPortalListing(this)
     val transitionalDelete = UIWorldPortalDelete(this)
     val transitionalRename = UIWorldPortalRename(this)
+    val transitionalShare = UIWorldPortalShare(this)
 //    val transitionalCargo = UIWorldPortalCargo(this)
     private val transitionPanel = UIItemHorizontalFadeSlide(
         this,
@@ -78,7 +79,7 @@ class UIWorldPortal : UICanvas(
         App.scr.height,
         0f,
          listOf(transitionalListing),
-        listOf(transitionalSearch, transitionalDelete, transitionalRename),
+        listOf(transitionalSearch, transitionalDelete, transitionalRename, transitionalShare),
         listOf()
     )
 
@@ -87,6 +88,7 @@ class UIWorldPortal : UICanvas(
     internal fun queueUpSearchScr() { transitionPanel.setCentreUIto(0) }
     internal fun queueUpDeleteScr() { transitionPanel.setCentreUIto(1) }
     internal fun queueUpRenameScr() { transitionPanel.setCentreUIto(2) }
+    internal fun queueUpShareScr()  { transitionPanel.setCentreUIto(3) }
 
     internal fun changePanelTo(index: Int) {
         transitionPanel.requestTransition(index)
diff --git a/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortalListing.kt b/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortalListing.kt
index 83cf1a6ab..1b712f9ac 100644
--- a/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortalListing.kt
+++ b/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortalListing.kt
@@ -4,7 +4,6 @@ import com.badlogic.gdx.graphics.*
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
 import com.badlogic.gdx.graphics.g2d.TextureRegion
 import com.badlogic.gdx.utils.Disposable
-import com.badlogic.gdx.utils.GdxRuntimeException
 import net.torvald.terrarum.*
 import net.torvald.terrarum.App.printdbg
 import net.torvald.terrarum.gameactors.AVKey
@@ -23,7 +22,6 @@ import net.torvald.terrarum.ui.UICanvas
 import net.torvald.terrarum.ui.UIItem
 import net.torvald.terrarum.ui.UIItemTextButton
 import net.torvald.terrarum.utils.JsonFetcher
-import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 import net.torvald.unicode.EMDASH
 import java.time.Instant
 import java.time.format.DateTimeFormatter
@@ -52,9 +50,9 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
 
 
 
-    private val thumbw = 378
+    private val thumbw = 400
     private val textAreaW = thumbw - 32
-    private val thumbh = 252
+    private val thumbh = 268
     private val hx = Toolkit.drawWidth.div(2)
     private val y = INVENTORY_CELLS_OFFSET_Y() + 1 - 34
 
@@ -62,14 +60,16 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
     private val listHeight = UIItemWorldCellsSimple.height + (listCount - 1) * (UIItemWorldCellsSimple.height + gridGap)
 
     private val memoryGaugeWidth = textAreaW
-    private val deleteButtonWidth = (thumbw - gridGap) / 2
+    private val buttonWidth = (UIItemWorldCellsSimple.width + thumbw - 3 * gridGap) / 5 // thumbw + cellw + gridgap = 4*gridgap + 5x
     private val buttonsY = y + listHeight + gridGap
 
+    private val screencapX = hx - thumbw - gridGap/2
+    
     private val buttonSearch = UIItemTextButton(this,
         { Lang["CONTEXT_WORLD_NEW"] },
-        hx - gridGap/2 - 2*deleteButtonWidth - gridGap,
+        screencapX,
         buttonsY,
-        deleteButtonWidth,
+        buttonWidth,
         hasBorder = true,
         alignment = UIItemTextButton.Companion.Alignment.CENTRE
     ).also {
@@ -80,9 +80,9 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
     }
     private val buttonTeleport = UIItemTextButton(this,
         { Lang["GAME_ACTION_TELEPORT"] },
-        hx - gridGap/2 - deleteButtonWidth,
+        screencapX + buttonWidth + gridGap,
         buttonsY,
-        deleteButtonWidth,
+        buttonWidth,
         hasBorder = true,
         alignment = UIItemTextButton.Companion.Alignment.CENTRE
     ).also {
@@ -98,9 +98,9 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
     }
     private val buttonRename = UIItemTextButton(this,
         { Lang["MENU_LABEL_RENAME"] },
-        hx + gridGap/2,
+        screencapX + (buttonWidth + gridGap) * 2,
         buttonsY,
-        deleteButtonWidth,
+        buttonWidth,
         hasBorder = true,
         alignment = UIItemTextButton.Companion.Alignment.CENTRE
     ).also {
@@ -111,9 +111,9 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
     }
     private val buttonDelete = UIItemTextButton(this,
         { Lang["MENU_LABEL_DELETE_WORLD"] },
-        hx + gridGap/2 + deleteButtonWidth + gridGap,
+        screencapX + (buttonWidth + gridGap) * 3,
         buttonsY,
-        deleteButtonWidth,
+        buttonWidth,
         hasBorder = true,
         alignment = UIItemTextButton.Companion.Alignment.CENTRE,
         inactiveCol = Toolkit.Theme.COL_RED, activeCol = Toolkit.Theme.COL_REDD
@@ -123,6 +123,19 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
             full.changePanelTo(1)
         }
     }
+    private val buttonShare = UIItemTextButton(this,
+        { Lang["MENU_LABEL_SHARE"] },
+        screencapX + (buttonWidth + gridGap) * 4,
+        buttonsY,
+        buttonWidth,
+        hasBorder = true,
+        alignment = UIItemTextButton.Companion.Alignment.CENTRE,
+    ).also {
+        it.clickOnceListener = { _,_ ->
+            full.queueUpShareScr()
+            full.changePanelTo(1)
+        }
+    }
 
 
     private val navRemoCon = UIItemListNavBarVertical(full, hx + 6 + UIItemWorldCellsSimple.width, y + 7, listHeight + 2, false)
@@ -146,6 +159,7 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
         buttonRename.isEnabled = false
         buttonDelete.isEnabled = false
         buttonTeleport.isEnabled = false
+        buttonShare.isEnabled = false
         currentWorldSelected = false
     }
 
@@ -157,6 +171,7 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
             buttonRename.isEnabled = true
             buttonDelete.isEnabled = info.uuid != INGAME.world.worldIndex
             buttonTeleport.isEnabled = info.uuid != INGAME.world.worldIndex
+            buttonShare.isEnabled = true
             currentWorldSelected = info.uuid == INGAME.world.worldIndex
         }
     }
@@ -171,6 +186,7 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
         addUIitem(buttonRename)
         addUIitem(buttonTeleport)
         addUIitem(buttonSearch)
+        addUIitem(buttonShare)
         addUIitem(navRemoCon)
     }
 
@@ -344,13 +360,13 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
         // draw background //
         // screencap panel
         batch.color = UIInventoryFull.CELL_COL
-        Toolkit.fillArea(batch, hx - thumbw - gridGap/2, y, thumbw, thumbh)
+        Toolkit.fillArea(batch, screencapX, y, thumbw, thumbh)
 
 
         // draw border //
         // screencap panel
         batch.color = if (selected?.worldInfo == null) Toolkit.Theme.COL_INVENTORY_CELL_BORDER else Toolkit.Theme.COL_INACTIVE
-        Toolkit.drawBoxBorder(batch, hx - thumbw - gridGap/2 - 1, y - 1, thumbw + 2, thumbh + 2)
+        Toolkit.drawBoxBorder(batch, screencapX - 1, y - 1, thumbw + 2, thumbh + 2)
 
 
         // memory gauge
@@ -375,9 +391,9 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
         if (selected?.worldInfo != null) {
             // background for texts panel
             batch.color = Toolkit.Theme.COL_CELL_FILL
-            Toolkit.fillArea(batch, hx - thumbw - gridGap/2, y + thumbh + 3, thumbw, 10 + worldTexts.size * textualListHeight.toInt())
+            Toolkit.fillArea(batch, screencapX, y + thumbh + 3, thumbw, 10 + worldTexts.size * textualListHeight.toInt())
             batch.color = Toolkit.Theme.COL_INACTIVE
-            Toolkit.drawBoxBorder(batch, hx - thumbw - gridGap/2 - 1, y + thumbh + 2, thumbw + 2, 10 + worldTexts.size * textualListHeight.toInt() + 2)
+            Toolkit.drawBoxBorder(batch, screencapX - 1, y + thumbh + 2, thumbw + 2, 10 + worldTexts.size * textualListHeight.toInt() + 2)
 
             // some texts
             batch.color = Color.WHITE
@@ -390,7 +406,7 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
 
             // thumbnail
             selected?.worldInfo?.screenshot?.let {
-                batch.draw(it, (hx - thumbw - gridGap/2).toFloat(), y.toFloat(), thumbw.toFloat(), thumbh.toFloat())
+                batch.draw(it, (screencapX).toFloat(), y.toFloat(), thumbw.toFloat(), thumbh.toFloat())
             }
         }
 
@@ -402,7 +418,7 @@ class UIWorldPortalListing(val full: UIWorldPortal) : UICanvas() {
 
         // control hints
         batch.color = Color.WHITE
-        App.fontGame.draw(batch, full.portalListingControlHelp, hx - thumbw - gridGap/2 + 2, (full.yEnd - 20).toInt())
+        App.fontGame.draw(batch, full.portalListingControlHelp, screencapX + 2, (full.yEnd - 20).toInt())
     }
 
     override fun hide() {
@@ -485,11 +501,11 @@ class UIItemWorldCellsSimple(
     var forceMouseDown = false
 
     companion object {
-        const val width = 378
+        const val width = 400
         const val height = 46
     }
 
-    override val width: Int = 378
+    override val width: Int = 400
     override val height: Int = 46
 
     private val icons = CommonResourcePool.getAsTextureRegionPack("terrarum-basegame-worldportalicons")
diff --git a/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortalShare.kt b/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortalShare.kt
new file mode 100644
index 000000000..18a00267b
--- /dev/null
+++ b/src/net/torvald/terrarum/modulebasegame/ui/UIWorldPortalShare.kt
@@ -0,0 +1,94 @@
+package net.torvald.terrarum.modulebasegame.ui
+
+import com.badlogic.gdx.graphics.Color
+import com.badlogic.gdx.graphics.OrthographicCamera
+import com.badlogic.gdx.graphics.g2d.SpriteBatch
+import net.torvald.terrarum.App
+import net.torvald.terrarum.App.printdbg
+import net.torvald.terrarum.INGAME
+import net.torvald.terrarum.imagefont.BigAlphNum
+import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.serialise.toBig64
+import net.torvald.terrarum.ui.Toolkit
+import net.torvald.terrarum.ui.UICanvas
+import net.torvald.terrarum.ui.UIItemTextButton
+import net.torvald.terrarum.utils.PasswordBase32
+
+class UIWorldPortalShare(private val full: UIWorldPortal) : UICanvas() {
+
+    override var width = 426
+    override var height = 400
+
+    private val drawX = (Toolkit.drawWidth - width) / 2
+    private val drawY = (App.scr.height - height) / 2
+    private val goButtonWidth = 180
+    private val buttonY = drawY + height - 24
+
+
+    private val backButton = UIItemTextButton(this,
+        { Lang["MENU_LABEL_BACK"] }, drawX + (width - goButtonWidth) / 2, buttonY, goButtonWidth, alignment = UIItemTextButton.Companion.Alignment.CENTRE, hasBorder = true).also {
+        it.clickOnceListener = { _,_ ->
+
+
+            full.changePanelTo(0)
+        }
+    }
+
+    init {
+        addUIitem(backButton)
+    }
+
+    override fun updateUI(delta: Float) {
+        uiItems.forEach { it.update(delta) }
+    }
+
+    private var shareCode = ""
+    private var dash = ' '
+
+    override fun show() {
+        shareCode = PasswordBase32.encode(
+            INGAME.world.worldIndex.mostSignificantBits.toBig64() +
+                    INGAME.world.worldIndex.mostSignificantBits.toBig64()
+        ).let { it.substring(0, it.indexOf('=')) }.let {
+            "${it.substring(0..3)}$dash${it.substring(4..5)}$dash${it.substring(6..10)}$dash${it.substring(11..15)}$dash${it.substring(16..20)}$dash${it.substring(21)}"
+        }
+
+        printdbg(this, shareCode)
+    }
+
+    override fun renderUI(batch: SpriteBatch, camera: OrthographicCamera) {
+        batch.color = Color.WHITE
+
+        // share code background
+        batch.color = Toolkit.Theme.COL_INVENTORY_CELL_BORDER
+        Toolkit.drawBoxBorder(batch, drawX - 1, drawY + (height / 2) - 6, width + 2, BigAlphNum.H + 12)
+        batch.color = Toolkit.Theme.COL_CELL_FILL
+        Toolkit.fillArea(batch, drawX, drawY + (height / 2) - 5, width, BigAlphNum.H + 10)
+
+        // share code
+        batch.color = Toolkit.Theme.COL_MOUSE_UP
+        Toolkit.drawTextCentered(batch, App.fontBigNumbers, shareCode, width, drawX, drawY + (height / 2))
+
+        // ui title
+        batch.color = Color.WHITE
+        val titlestr = Lang["MENU_LABEL_SHARE"]
+        App.fontUITitle.draw(batch, titlestr, drawX + (width - App.fontUITitle.getWidth(titlestr)).div(2).toFloat(), UIInventoryFull.INVENTORY_CELLS_OFFSET_Y() - 36f)
+
+        // control hints
+        App.fontGame.draw(batch, full.portalListingControlHelp, (Toolkit.drawWidth - width)/2 + 2, (full.yEnd - 20).toInt())
+
+        uiItems.forEach { it.render(batch, camera) }
+
+    }
+
+    override fun dispose() {
+    }
+
+    override fun doOpening(delta: Float) {
+        full.selectedButton?.forceMouseDown = true
+    }
+
+    override fun doClosing(delta: Float) {
+        full.selectedButton?.forceMouseDown = false
+    }
+}
diff --git a/src/net/torvald/terrarum/serialise/ByteUtils.kt b/src/net/torvald/terrarum/serialise/ByteUtils.kt
index 62d11777f..87959c714 100644
--- a/src/net/torvald/terrarum/serialise/ByteUtils.kt
+++ b/src/net/torvald/terrarum/serialise/ByteUtils.kt
@@ -16,7 +16,8 @@ fun Int.toLittleShort() = byteArrayOf(
         this.and(0xFF).toByte(),
         this.shr(8).and(0xFF).toByte()
 )
-fun Long.toLittle() = byteArrayOf(
+/** Converts long as 8-byte array */
+fun Long.toLittle64() = byteArrayOf(
         this.and(0xFF).toByte(),
         this.ushr(8).and(0xFF).toByte(),
         this.ushr(16).and(0xFF).toByte(),
@@ -24,7 +25,7 @@ fun Long.toLittle() = byteArrayOf(
         this.ushr(32).and(0xFF).toByte(),
         this.ushr(40).and(0xFF).toByte(),
         this.ushr(48).and(0xFF).toByte(),
-        this.ushr(56).and(0xFF).toByte()
+        this.ushr(56).and(0xFF).toByte(),
 )
 /** Converts long as 6-byte array, discarding the sign. */
 fun Long.toULittle48() = byteArrayOf(
@@ -33,9 +34,21 @@ fun Long.toULittle48() = byteArrayOf(
         this.ushr(16).and(0xFF).toByte(),
         this.ushr(24).and(0xFF).toByte(),
         this.ushr(32).and(0xFF).toByte(),
-        this.ushr(40).and(0xFF).toByte()
+        this.ushr(40).and(0xFF).toByte(),
 )
-fun Double.toLittle() = java.lang.Double.doubleToRawLongBits(this).toLittle()
+
+fun Long.toBig64() = byteArrayOf(
+        this.ushr(56).and(0xFF).toByte(),
+        this.ushr(48).and(0xFF).toByte(),
+        this.ushr(40).and(0xFF).toByte(),
+        this.ushr(32).and(0xFF).toByte(),
+        this.ushr(24).and(0xFF).toByte(),
+        this.ushr(16).and(0xFF).toByte(),
+        this.ushr(8).and(0xFF).toByte(),
+        this.and(0xFF).toByte(),
+)
+
+fun Double.toLittle() = java.lang.Double.doubleToRawLongBits(this).toLittle64()
 fun Boolean.toLittle() = byteArrayOf(if (this) 0xFF.toByte() else 0.toByte())
 
 fun ByteArray.toLittleInt32(offset: Int = 0) =
diff --git a/src/net/torvald/terrarum/tests/Base32Test.kt b/src/net/torvald/terrarum/tests/Base32Test.kt
index 03ee3ea6b..07fbbb289 100644
--- a/src/net/torvald/terrarum/tests/Base32Test.kt
+++ b/src/net/torvald/terrarum/tests/Base32Test.kt
@@ -9,7 +9,7 @@ object Base32Test {
         val testStr = "정 참판 양반댁 규수 혼례 치른 날. 123456709".toByteArray()
         val pwd = "béchamel".toByteArray()
 
-        val enc = PasswordBase32.encode(testStr, pwd)
+        val enc = PasswordBase32.encode(testStr, pwd).let { it.substring(0, it.indexOf('=')) }
         val dec = PasswordBase32.decode(enc, testStr.size, pwd)
 
         println("Encoded text: $enc")
diff --git a/src/net/torvald/terrarum/tests/ByteArray64Test.kt b/src/net/torvald/terrarum/tests/ByteArray64Test.kt
index 1e683febf..0826086af 100644
--- a/src/net/torvald/terrarum/tests/ByteArray64Test.kt
+++ b/src/net/torvald/terrarum/tests/ByteArray64Test.kt
@@ -2,6 +2,7 @@ package net.torvald.terrarum.tests
 
 import net.torvald.terrarum.savegame.ByteArray64GrowableOutputStream
 import net.torvald.terrarum.serialise.toLittle
+import net.torvald.terrarum.serialise.toLittle64
 import net.torvald.terrarum.serialise.toULittle48
 import java.util.zip.Deflater
 import java.util.zip.DeflaterOutputStream
@@ -27,7 +28,7 @@ Ooh, black and yellow! Let's shake it up a little.""".trimIndent().toByteArray()
         //fun wb(byte: Int) { outputStream.write(byte) }
         fun wi32(int: Int) { wb(int.toLittle()) }
         fun wi48(long: Long) { wb(long.toULittle48()) }
-        fun wi64(long: Long) { wb(long.toLittle()) }
+        fun wi64(long: Long) { wb(long.toLittle64()) }
         fun wf32(float: Float) { wi32(float.toRawBits()) }
 
 
diff --git a/src/net/torvald/terrarum/tests/RNGTest.kt b/src/net/torvald/terrarum/tests/RNGTest.kt
index 561b26d6c..00b2e6d99 100644
--- a/src/net/torvald/terrarum/tests/RNGTest.kt
+++ b/src/net/torvald/terrarum/tests/RNGTest.kt
@@ -2,7 +2,6 @@ package net.torvald.terrarum.tests
 
 import net.torvald.random.HQRNG
 import net.torvald.random.XXHash32
-import net.torvald.terrarum.blockproperties.BlockCodex
 import net.torvald.terrarum.gameworld.fmod
 import net.torvald.terrarum.serialise.toLittle
 import java.util.*
diff --git a/src/net/torvald/terrarum/ui/Toolkit.kt b/src/net/torvald/terrarum/ui/Toolkit.kt
index 4cc09b7c6..4e0d67783 100644
--- a/src/net/torvald/terrarum/ui/Toolkit.kt
+++ b/src/net/torvald/terrarum/ui/Toolkit.kt
@@ -10,6 +10,8 @@ import com.badlogic.gdx.utils.Disposable
 import com.jme3.math.FastMath
 import net.torvald.random.HQRNG
 import net.torvald.terrarum.*
+import net.torvald.terrarum.imagefont.BigAlphNum
+import net.torvald.terrarum.imagefont.TinyAlphNum
 import net.torvald.terrarumsansbitmap.gdx.TerrarumSansBitmap
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 import kotlin.math.roundToInt
@@ -126,6 +128,14 @@ object Toolkit : Disposable {
         val tw = font.getWidth(text)
         font.draw(batch, text, tbx + (tbw - tw) / 2, tby)
     }
+    fun drawTextCentered(batch: SpriteBatch, font: TinyAlphNum, text: String, tbw: Int, tbx: Int, tby: Int) {
+        val tw = font.getWidth(text)
+        font.draw(batch, text, (tbx + (tbw - tw) / 2).toFloat(), tby.toFloat())
+    }
+    fun drawTextCentered(batch: SpriteBatch, font: BigAlphNum, text: String, tbw: Int, tbx: Int, tby: Int) {
+        val tw = font.getWidth(text)
+        font.draw(batch, text, (tbx + (tbw - tw) / 2).toFloat(), tby.toFloat())
+    }
 
     fun fillArea(batch: SpriteBatch, x: Int, y: Int, w: Int, h: Int) {
         batch.draw(textureWhiteSquare, x.toFloat(), y.toFloat(), w.toFloat(), h.toFloat())
diff --git a/src/net/torvald/terrarum/utils/PasswordBase32.kt b/src/net/torvald/terrarum/utils/PasswordBase32.kt
index 6f151f26a..c80f38c80 100644
--- a/src/net/torvald/terrarum/utils/PasswordBase32.kt
+++ b/src/net/torvald/terrarum/utils/PasswordBase32.kt
@@ -10,7 +10,7 @@ import kotlin.experimental.xor
  */
 object PasswordBase32 {
 
-    private val stringSet = "YBNDRFG8EJKMCPQXOTLVWIS2A345H769="
+    private val stringSet = "YBNDRFG8EJKMCP2XOTLVUIS2A345H769="
 
     private val substituteSet = hashMapOf(
             Pair('0', 'O'),
@@ -128,7 +128,7 @@ object PasswordBase32 {
             buffer[appendCount] = byte.toByte() xor (password[appendCount % password.size])
             appendCount++
         }
-        fun sbyteOf(i: Int) = stringSet.indexOf(input[i]).and(0x1F)
+        fun sbyteOf(i: Int) = stringSet.indexOf(input.getOrElse(i) { '=' }).and(0x1F)
 
         try {
             /*