Exp: 14
ItemStack{SKULL_ITEM x 3}
ItemStack{NETHER_STAR x 4}
ItemStack{IRON_INGOT x 16}
ItemStack{THERMALFOUNDATION_MATERIAL x 2}
ItemStack{AIR x 0}
ItemStack{AIR x 0}
ItemStack{AIR x 0}
ItemStack{AIR x 0}