diff --git a/exchangeclone/craftitems.lua b/exchangeclone/craftitems.lua
index 147bc22..b26d175 100644
--- a/exchangeclone/craftitems.lua
+++ b/exchangeclone/craftitems.lua
@@ -53,8 +53,28 @@ minetest.register_node("exchangeclone:alchemical_coal_block", {
 	is_ground_content = false,
 	sounds = exchangeclone.sound_mod.node_sound_stone_defaults(),
 	groups = {pickaxey=5, material_stone=1, cracky = 3, building_block = 1, level = get_level(2)}, --ridiculous workaround
-	_mcl_blast_resistance = 6,
-	_mcl_hardness = 5,
+	_mcl_blast_resistance = 8,
+	_mcl_hardness = 7,
+})
+
+minetest.register_node("exchangeclone:mobius_fuel_block", {
+    description = S("Mobius Fuel Block"),
+    tiles = {"exchangeclone_mobius_fuel_block.png"},
+	is_ground_content = false,
+	sounds = exchangeclone.sound_mod.node_sound_stone_defaults(),
+	groups = {pickaxey=5, material_stone=1, cracky = 3, building_block = 1, level = get_level(2)}, --ridiculous workaround
+	_mcl_blast_resistance = 10,
+	_mcl_hardness = 8,
+})
+
+minetest.register_node("exchangeclone:aeternalis_fuel_block", {
+    description = S("Aeternalis Fuel Block"),
+    tiles = {"exchangeclone_aeternalis_fuel_block.png"},
+	is_ground_content = false,
+	sounds = exchangeclone.sound_mod.node_sound_stone_defaults(),
+	groups = {pickaxey=5, material_stone=1, cracky = 3, building_block = 1, level = get_level(2)}, --ridiculous workaround
+	_mcl_blast_resistance = 10,
+	_mcl_hardness = 8,
 })
 
 minetest.register_craftitem("exchangeclone:dark_matter", {
diff --git a/exchangeclone/energy_collector.lua b/exchangeclone/energy_collector.lua
index 316abef..e5b573e 100644
--- a/exchangeclone/energy_collector.lua
+++ b/exchangeclone/energy_collector.lua
@@ -122,7 +122,7 @@ function exchangeclone.register_energy_collector(itemstring, name, amount, modif
     minetest.register_node(itemstring, {
         description = name.."\nGenerates "..exchangeclone.format_number(amount).." energy/second",
         tiles = {
-            "exchangeclone_energy_collector_up.png"..modifier,
+            "exchangeclone_energy_collector_base.png"..modifier,
             "exchangeclone_energy_collector_down.png"..modifier,
             "exchangeclone_energy_collector_right.png"..modifier,
             "exchangeclone_energy_collector_right.png"..modifier,