diff --git a/mods/lzr_core/nodes.lua b/mods/lzr_core/nodes.lua
index 35c0bff..4500e2b 100644
--- a/mods/lzr_core/nodes.lua
+++ b/mods/lzr_core/nodes.lua
@@ -177,3 +177,20 @@ minetest.register_node("lzr_core:water_source", {
 	groups = {water = 3, liquid = 3},
 })
 
+-- For invisible level borders
+minetest.register_node("lzr_core:barrier", {
+	description = S("Barrier"),
+	drawtype = "airlike",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = true,
+	wield_image = "lzr_core_barrier.png",
+	inventory_image = "lzr_core_barrier.png",
+	groups = { breakable = 1, not_in_creative_inventory = 1 },
+
+	-- Prevent building things on the barrier
+	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
+		return itemstack
+	end,
+})
+
diff --git a/mods/lzr_core/textures/lzr_core_barrier.png b/mods/lzr_core/textures/lzr_core_barrier.png
new file mode 100644
index 0000000..6be92b9
Binary files /dev/null and b/mods/lzr_core/textures/lzr_core_barrier.png differ
diff --git a/mods/lzr_levels/data/level_data.csv b/mods/lzr_levels/data/level_data.csv
index 2972ea3..9ae0762 100644
--- a/mods/lzr_levels/data/level_data.csv
+++ b/mods/lzr_levels/data/level_data.csv
@@ -7,6 +7,6 @@ lzr_levels_level_4.mts,Demo Level 4,lzr_core:wood|lzr_decor:woodframed_glass,oce
 lzr_levels_level_5.mts,Demo Level 5,lzr_core:wood|lzr_decor:woodframed_glass,ocean
 lzr_levels_level_6.mts,Demo Level 6,lzr_core:wood|lzr_decor:woodframed_glass,ocean
 lzr_levels_26_mirrors.mts,26 Mirrors,lzr_core:wood,ocean
-lzr_levels_dripstone_cave.mts,Dripstone Cave,lzr_core:stone|lzr_core:stone|lzr_core:stone|air,ocean
+lzr_levels_dripstone_cave.mts,Dripstone Cave,lzr_core:stone|lzr_core:stone|lzr_core:stone|lzr_core:barrier,ocean
 lzr_levels_crystal_room.mts,Crystal Room,lzr_decor:ocean_stone|lzr_decor:ocean_stone|lzr_core:dirt|lzr_core:dirt,temple
 lzr_levels_withered_throne.mts,Withered Throne,lzr_decor:ocean_stone|lzr_decor:ocean_stone|lzr_core:seabed|lzr_core:dirt,temple