diff --git a/assets/graphics/fonts/code.tga b/assets/graphics/fonts/code.tga
index 61b50808a..fa7ff0f3c 100644
--- a/assets/graphics/fonts/code.tga
+++ b/assets/graphics/fonts/code.tga
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:8121f2770e4ed60f2d21dc0f6d96b9748577bce1805e91951e86ab8ba2aa1f5c
+oid sha256:d7b69a92f8b54fc978b2335c5d92f4276d7c53eb2d8dda0465719c8fae8afcd4
 size 36882
diff --git a/assets/mods/basegame/items/items.tga b/assets/mods/basegame/items/items.tga
index 222a3b779..43bd74334 100644
--- a/assets/mods/basegame/items/items.tga
+++ b/assets/mods/basegame/items/items.tga
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:684337cc90ba35cfd66b69efc20c436ecb52c88b562464b1207395392fe76790
+oid sha256:88fb9e931cc034088889950337e26254e66d5dd0709b4104d69661d37a27e23a
 size 2408466
diff --git a/src/net/torvald/terrarum/modulebasegame/gameworld/GamePostalService.kt b/src/net/torvald/terrarum/modulebasegame/gameworld/GamePostalService.kt
index 03f8ca494..367713861 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameworld/GamePostalService.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameworld/GamePostalService.kt
@@ -60,7 +60,7 @@ data class Post(
 }
 
 data class PostContents(
-    val type: String, // "text", "btex"
+    val type: String, // "text"(read from LANG), "textcustom"(custom string), "btex"(always custom)
     val contentsRaw: String, // plain text for "text"; xml for "btex"
     val encryption: String = "none", // "none", "end2end"
     val contentsExtra: Any? = null,
diff --git a/src/net/torvald/terrarum/modulebasegame/gameworld/PostAutogenContentFactory.kt b/src/net/torvald/terrarum/modulebasegame/gameworld/PostAutogenContentFactory.kt
new file mode 100644
index 000000000..13e3d34a5
--- /dev/null
+++ b/src/net/torvald/terrarum/modulebasegame/gameworld/PostAutogenContentFactory.kt
@@ -0,0 +1,37 @@
+package net.torvald.terrarum.modulebasegame.gameworld
+
+/**
+ * Created by minjaesong on 2025-02-16.
+ */
+object PostAutogenContentFactory {
+
+    operator fun invoke(type: String, args: List<Any>?): PostContents {
+        TODO()
+    }
+
+    @PostContentAutogenFunction
+    private fun moneyorder(args: List<Any>?): PostContents {
+        val UUID_SENDER = args!![0].toString()
+        val UUID_RECIPIENT = args!![1].toString()
+
+        val xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <!DOCTYPE btexdoc SYSTEM "btexdoc.dtd">
+        <btexdoc cover="post" inner="post" papersize="post">
+            <cover hue="210">
+                <title><v fromgame="POSTAL_TITLE_MONEY_ORDER"/></title>
+                <postsender>${UUID_SENDER}</postsender>
+                <postrecipient>${UUID_RECIPIENT}</postrecipient>
+            </cover>
+            <manuscript>
+                <v fromgame="POSTAL_CONTENT_MONEY_ORDER"/>
+            </manuscript>
+        </btexdoc>
+        """.trimIndent()
+
+        return PostContents("btex", xml)
+    }
+
+}
+
+annotation class PostContentAutogenFunction
\ No newline at end of file
diff --git a/src/net/torvald/terrarum/modulebasegame/ui/UIRedeemCodeMachine.kt b/src/net/torvald/terrarum/modulebasegame/ui/UIRedeemCodeMachine.kt
index 82b12e7ab..f8c731e9b 100644
--- a/src/net/torvald/terrarum/modulebasegame/ui/UIRedeemCodeMachine.kt
+++ b/src/net/torvald/terrarum/modulebasegame/ui/UIRedeemCodeMachine.kt
@@ -57,7 +57,7 @@ class UIRedeemCodeMachine : UICanvas(
     private val thisOffsetX = UIInventoryFull.INVENTORY_CELLS_OFFSET_X() + UIItemInventoryElemSimple.height + UIItemInventoryItemGrid.listGap - halfSlotOffset
     private val yEnd = -UIInventoryFull.YPOS_CORRECTION + (App.scr.height + UIInventoryFull.internalHeight).div(2).toFloat()
 
-    private val alphnums = (('0'..'9') + ('a'..'z') + ('A'..'Z')).map { "$it" }.toHashSet()
+    private val alphnums = (('0'..'9') + ('a'..'z') + ('A'..'Z') + '@').map { "$it" }.toHashSet()
 
     override fun inputStrobed(e: TerrarumKeyboardEvent) {
         super.inputStrobed(e)
diff --git a/work_files/graphics/items/basegame_items.kra b/work_files/graphics/items/basegame_items.kra
index 506321e09..a674c1529 100644
--- a/work_files/graphics/items/basegame_items.kra
+++ b/work_files/graphics/items/basegame_items.kra
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:6f4afef371b0113d534c1bb1499c88ffbc8e89832805ebad221e83877b8bac9a
-size 1909878
+oid sha256:0627a8b88df26da1d240576cb6fff98d63abd8a0a6f5862d934f8cad088c4fed
+size 1965087