diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java
index 9ff0401c1..36f227f0c 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java
@@ -1126,6 +1126,11 @@ public final class SlimefunItemSetup {
         new ItemStack[] {SlimefunItems.ENDER_LUMP_3, SlimefunItems.AIR_RUNE, SlimefunItems.ENDER_LUMP_3, SlimefunItems.EARTH_RUNE, SlimefunItems.NECROTIC_SKULL, SlimefunItems.FIRE_RUNE, SlimefunItems.ENDER_LUMP_3, SlimefunItems.WATER_RUNE, SlimefunItems.ENDER_LUMP_3})
         .register(plugin);
 
+        new SlimefunItem(categories.magicalResources, SlimefunItems.SYNTHETIC_SHULKER_SHELL, RecipeType.ANCIENT_ALTAR,
+        new ItemStack[] {SlimefunItems.ENDER_LUMP_3, SlimefunItems.ENDER_RUNE, SlimefunItems.ENDER_LUMP_3, SlimefunItems.REINFORCED_PLATE, new ItemStack(Material.TURTLE_HELMET), SlimefunItems.REINFORCED_PLATE, SlimefunItems.ENDER_LUMP_3, SlimefunItems.ENDER_RUNE, SlimefunItems.ENDER_LUMP_3})
+        .setUseableInWorkbench(true)
+        .register(plugin);
+
         new SoulboundBackpack(36, categories.magicalGadgets, SlimefunItems.BOUND_BACKPACK, RecipeType.MAGIC_WORKBENCH,
         new ItemStack[] {SlimefunItems.ENDER_LUMP_2, null, SlimefunItems.ENDER_LUMP_2, SlimefunItems.ESSENCE_OF_AFTERLIFE, SlimefunItems.WOVEN_BACKPACK, SlimefunItems.ESSENCE_OF_AFTERLIFE, SlimefunItems.ENDER_LUMP_2, null, SlimefunItems.ENDER_LUMP_2})
         .register(plugin);
@@ -2319,6 +2324,7 @@ public final class SlimefunItemSetup {
         new ItemStack[] {new ItemStack(Material.WHITE_TERRACOTTA), new ItemStack(Material.WHITE_TERRACOTTA), new ItemStack(Material.WHITE_TERRACOTTA), new ItemStack(Material.WHITE_TERRACOTTA), SlimefunItems.RAINBOW_RUNE, new ItemStack(Material.WHITE_TERRACOTTA), new ItemStack(Material.WHITE_TERRACOTTA), new ItemStack(Material.WHITE_TERRACOTTA), new ItemStack(Material.WHITE_TERRACOTTA)}, 
         new SlimefunItemStack(SlimefunItems.RAINBOW_CLAY, 8), new RainbowTickHandler(MaterialCollections.getAllTerracottaColors()))
         .register(plugin);
+
         new RainbowBlock(categories.magicalGadgets, SlimefunItems.RAINBOW_CONCRETE, RecipeType.ANCIENT_ALTAR,
         new ItemStack[] {new ItemStack(Material.WHITE_CONCRETE), new ItemStack(Material.WHITE_CONCRETE), new ItemStack(Material.WHITE_CONCRETE), new ItemStack(Material.WHITE_CONCRETE), SlimefunItems.RAINBOW_RUNE, new ItemStack(Material.WHITE_CONCRETE), new ItemStack(Material.WHITE_CONCRETE), new ItemStack(Material.WHITE_CONCRETE), new ItemStack(Material.WHITE_CONCRETE)}, 
         new SlimefunItemStack(SlimefunItems.RAINBOW_CONCRETE, 8), new RainbowTickHandler(MaterialCollections.getAllConcreteColors()))