diff --git a/src/net/torvald/terrarum/Terrarum.kt b/src/net/torvald/terrarum/Terrarum.kt
index a62c66a6f..db22927c2 100644
--- a/src/net/torvald/terrarum/Terrarum.kt
+++ b/src/net/torvald/terrarum/Terrarum.kt
@@ -270,6 +270,8 @@ object Terrarum : Disposable {
         get() = Gdx.input.isButtonPressed(App.getConfigInt("config_mouseprimary"))
     val mouseJustDown: Boolean
         get() = Gdx.input.isButtonJustPressed(App.getConfigInt("config_mouseprimary"))
+    val mouseOnPlayer: Boolean
+        get() = ingame?.actorNowPlaying?.mouseUp ?: false
 
 
     /**
diff --git a/src/net/torvald/terrarum/modulebasegame/gameitems/FixtureItemBase.kt b/src/net/torvald/terrarum/modulebasegame/gameitems/FixtureItemBase.kt
index e3d694798..907491a8c 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameitems/FixtureItemBase.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameitems/FixtureItemBase.kt
@@ -34,7 +34,8 @@ open class FixtureItemBase(originalID: ItemID, val fixtureClassName: String) : G
 //        println("FixtureItemBase init: $hash")
     }
 
-    @Transient private var ghostItem = AtomicReference<FixtureBase>()
+    @Transient
+    protected var ghostItem = AtomicReference<FixtureBase>()
     @Transient private var ghostInit = AtomicBoolean(false)
 
     override var dynamicID: ItemID = originalID
diff --git a/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWallCalendar.kt b/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWallCalendar.kt
index b66686497..6b180eaa7 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWallCalendar.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWallCalendar.kt
@@ -1,8 +1,13 @@
 package net.torvald.terrarum.modulebasegame.gameitems
 
 import com.badlogic.gdx.graphics.g2d.TextureRegion
+import net.torvald.terrarum.Terrarum.mouseOnPlayer
 import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
+import net.torvald.terrarum.gameactors.ActorWithBody
 import net.torvald.terrarum.gameitems.ItemID
+import net.torvald.terrarum.gameitems.getModuleName
+import net.torvald.terrarum.gameitems.mouseInInteractableRange
+import net.torvald.terrarum.modulebasegame.gameactors.IngamePlayer
 
 /**
  * Created by minjaesong on 2023-08-08.
@@ -20,4 +25,50 @@ class ItemWallCalendar(originalID: ItemID) : FixtureItemBase(originalID, "net.to
     override var baseToolSize: Double? = baseMass
     override var originalName = "ITEM_CALENDAR"
 
+}
+
+
+/**
+ * Created by minjaesong on 2025-04-06.
+ */
+class ItemClipboard(originalID: ItemID) : FixtureItemBase(originalID, "net.torvald.terrarum.modulebasegame.gameactors.FixtureWallCalendar") {
+
+    override var dynamicID: ItemID = originalID
+    override var baseMass = 1.0
+    override val canBeDynamic = false
+    override val materialId = ""
+    init {
+        itemImage = getItemImageFromSingleImage("basegame", "sprites/fixtures/clipboard.tga")
+    }
+
+    override var baseToolSize: Double? = baseMass
+    override var originalName = "ITEM_CLIPBOARD"
+
+    override fun startPrimaryUse(actor: ActorWithBody, delta: Float): Long {
+        // click on reachable wall: place it
+        // click on player or unreachable: opens UI
+
+
+        val reachable = mouseInInteractableRange(actor) { _, _, mx, my ->
+            val item = ghostItem.getAndSet(makeFixture(originalID.getModuleName())) // renew the "ghost" otherwise you'll be spawning exactly the same fixture again; old ghost will be returned
+
+            val spawnSuccessful = item.spawn(mx, my, if (actor is IngamePlayer) actor.uuid else null) // return true when placed, false when cannot be placed
+
+            if (spawnSuccessful) 1L
+            else if (mouseOnPlayer) -1L
+            else 0L
+        }
+
+        if (reachable == -1L) {
+            openEditorUI()
+            return -1L
+        }
+
+        return if (reachable == 1L) 1L else -1L
+    }
+
+
+    fun openEditorUI() {
+        TODO()
+    }
 }
\ No newline at end of file