diff --git a/src/net/torvald/terrarum/modulebasegame/console/ImportLayerData.kt b/src/net/torvald/terrarum/modulebasegame/console/ImportLayerData.kt
index 17c0722ef..6c5911906 100644
--- a/src/net/torvald/terrarum/modulebasegame/console/ImportLayerData.kt
+++ b/src/net/torvald/terrarum/modulebasegame/console/ImportLayerData.kt
@@ -4,7 +4,7 @@ import net.torvald.terrarum.Terrarum
 import net.torvald.terrarum.console.ConsoleCommand
 import net.torvald.terrarum.console.Echo
 import net.torvald.terrarum.modulebasegame.gameworld.GameWorldExtension
-import net.torvald.terrarum.serialise.ReadLayerDataLzma
+import net.torvald.terrarum.serialise.ReadLayerDataZip
 import net.torvald.terrarum.worlddrawer.FeaturesDrawer
 import java.io.File
 
@@ -19,7 +19,7 @@ object ImportLayerData : ConsoleCommand {
         }
 
         val file = File(args[1])
-        val layerData = ReadLayerDataLzma(file)
+        val layerData = ReadLayerDataZip(file)
 
 
         Terrarum.ingame!!.world = GameWorldExtension(1, layerData, 0, 0, 0) // FIXME null TIME_T for the (partial) test to pass
diff --git a/src/net/torvald/terrarum/modulebasegame/gameworld/GameWorldExtension.kt b/src/net/torvald/terrarum/modulebasegame/gameworld/GameWorldExtension.kt
index dc636bf73..d6f1c7cc0 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameworld/GameWorldExtension.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameworld/GameWorldExtension.kt
@@ -1,7 +1,7 @@
 package net.torvald.terrarum.modulebasegame.gameworld
 
-import net.torvald.terrarum.gameworld.*
-import net.torvald.terrarum.serialise.ReadLayerDataLzma
+import net.torvald.terrarum.gameworld.GameWorld
+import net.torvald.terrarum.serialise.ReadLayerDataZip
 
 /**
  * Created by minjaesong on 2018-07-03.
@@ -9,7 +9,7 @@ import net.torvald.terrarum.serialise.ReadLayerDataLzma
 class GameWorldExtension: GameWorld {
 
     constructor(worldIndex: Int, width: Int, height: Int, creationTIME_T: Long, lastPlayTIME_T: Long, totalPlayTime: Int) : super(worldIndex, width, height, creationTIME_T, lastPlayTIME_T, totalPlayTime)
-    internal constructor(worldIndex: Int, layerData: ReadLayerDataLzma.LayerData, creationTIME_T: Long, lastPlayTIME_T: Long, totalPlayTime: Int) : super(worldIndex, layerData, creationTIME_T, lastPlayTIME_T, totalPlayTime)
+    internal constructor(worldIndex: Int, layerData: ReadLayerDataZip.LayerData, creationTIME_T: Long, lastPlayTIME_T: Long, totalPlayTime: Int) : super(worldIndex, layerData, creationTIME_T, lastPlayTIME_T, totalPlayTime)
 
 
     val time: WorldTime
diff --git a/src/net/torvald/terrarum/serialise/ReadLayerDataLzma.kt b/src/net/torvald/terrarum/serialise/ReadLayerDataLzma.kt
index 38fbcb562..4ff1d1cba 100644
--- a/src/net/torvald/terrarum/serialise/ReadLayerDataLzma.kt
+++ b/src/net/torvald/terrarum/serialise/ReadLayerDataLzma.kt
@@ -20,7 +20,7 @@ internal object ReadLayerDataLzma {
 
     // FIXME TERRAIN DAMAGE UNTESTED
 
-    internal operator fun invoke(file: File): LayerData {
+    internal operator fun invoke(file: File): ReadLayerDataZip.LayerData {
         val inputStream = MarkableFileInputStream(FileInputStream(file))
 
 
@@ -185,7 +185,7 @@ internal object ReadLayerDataLzma {
         // TODO parse fluid(Types|Fills)
 
         
-        return LayerData(
+        return ReadLayerDataZip.LayerData(
                 MapLayer(width, height, payloadBytes["WALL_MSB"]!!),
                 MapLayer(width, height, payloadBytes["TERR_MSB"]!!),
                 MapLayer(width, height, payloadBytes["WIRE"]!!),
@@ -198,26 +198,6 @@ internal object ReadLayerDataLzma {
         )
     }
 
-    /**
-     * Immediately deployable, a part of the gameworld
-     */
-    internal data class LayerData(
-            val layerWall: MapLayer,
-            val layerTerrain: MapLayer,
-            val layerWire: MapLayer,
-            val layerWallLowBits: PairedMapLayer,
-            val layerTerrainLowBits: PairedMapLayer,
-            //val layerThermal: MapLayerHalfFloat, // in Kelvins
-            //val layerAirPressure: MapLayerHalfFloat, // (milibar - 1000)
-
-            val spawnX: Int,
-            val spawnY: Int,
-            val wallDamages: HashMap<BlockAddress, Float>,
-            val terrainDamages: HashMap<BlockAddress, Float>,
-            val fluidTypes: HashMap<BlockAddress, FluidType>,
-            val fluidFills: HashMap<BlockAddress, Float>
-    )
-
 	internal fun InputStream.readRelative(b: ByteArray, off: Int, len: Int): Int {
         if (b == null) {
             throw NullPointerException()
diff --git a/src/net/torvald/terrarum/serialise/ReadLayerDataZip.kt b/src/net/torvald/terrarum/serialise/ReadLayerDataZip.kt
index fbabbe8b1..6c132646a 100644
--- a/src/net/torvald/terrarum/serialise/ReadLayerDataZip.kt
+++ b/src/net/torvald/terrarum/serialise/ReadLayerDataZip.kt
@@ -2,6 +2,7 @@ package net.torvald.terrarum.serialise
 
 import net.torvald.terrarum.AppLoader.printdbg
 import net.torvald.terrarum.gameworld.BlockAddress
+import net.torvald.terrarum.gameworld.FluidType
 import net.torvald.terrarum.gameworld.MapLayer
 import net.torvald.terrarum.gameworld.PairedMapLayer
 import net.torvald.terrarum.modulecomputers.virtualcomputer.tvd.DiskSkimmer.Companion.read
@@ -157,6 +158,8 @@ internal object ReadLayerDataZip {
 
         val terrainDamages = HashMap<BlockAddress, Float>()
         val wallDamages = HashMap<BlockAddress, Float>()
+        val fluidTypes = HashMap<BlockAddress, FluidType>()
+        val fluidFills = HashMap<BlockAddress, Float>()
 
         // parse terrain damages
         for (c in 0 until payloadBytes["TdMG"]!!.size step 10) {
@@ -179,6 +182,9 @@ internal object ReadLayerDataZip {
             wallDamages[tileAddr.toLittleInt48()] = value.toLittleFloat()
         }
 
+
+        // TODO parse fluid(Types|Fills)
+
         
         return LayerData(
                 MapLayer(width, height, payloadBytes["WALL_MSB"]!!),
@@ -189,7 +195,7 @@ internal object ReadLayerDataZip {
 
                 spawnPoint.first, spawnPoint.second,
 
-                wallDamages, terrainDamages
+                wallDamages, terrainDamages, fluidTypes, fluidFills
         )
     }
 
@@ -208,7 +214,9 @@ internal object ReadLayerDataZip {
             val spawnX: Int,
             val spawnY: Int,
             val wallDamages: HashMap<BlockAddress, Float>,
-            val terrainDamages: HashMap<BlockAddress, Float>
+            val terrainDamages: HashMap<BlockAddress, Float>,
+            val fluidTypes: HashMap<BlockAddress, FluidType>,
+            val fluidFills: HashMap<BlockAddress, Float>
     )
 
 	internal fun InputStream.readRelative(b: ByteArray, off: Int, len: Int): Int {