The Mechanical Skull is a Hardmode boss-summoning item that summons Skeletron Prime when used. It can be used in any biome, but only at night.
If Skeletron Prime has not been defeated yet in a Hardmode world, all enemies have a 1/2500 (0.04%) chance of dropping a Mechanical Skull, with the exception of statue-spawned enemies, Meteor Heads, and Old One's Army enemies.
Crafting
Recipes
Used in
Notes
- (Desktop, Console and Mobile versions) In the Get fixed boi secret world seed, the Mechanical Skull is not consumable and is instead a crafting material for the Ocram's Razor, an item used to summon Mechdusa.
- Like other mechanical boss summoning items, the Mechanical Skull can be brought to pre-Hardmode worlds and can be used to summon Skeletron Prime there.
Achievement

Like a Boss •
“Obtain a boss-summoning item.”Category:

Collector
Trivia
See also
History
- Desktop 1.2.1: Drop chance reduced from 1/1000 (0.1%) to 1/2500 (0.04%).
- Desktop 1.2:
- Now a Hardmode drop.
- No longer need Copper Bars to be crafted.
- Souls of Night and Light needed reduced from 5 to 3.
- Console 1.02: Now a Hardmode drop with the droprate of Desktop 1.2.1. Recipe changed to match Desktop 1.2.
- Mobile 1.2.6508: Now a Hardmode drop with the droprate of Desktop 1.2.1. Recipe changed to match Desktop 1.2.
Chain
Grate(Desktop, Console and Mobile versions)
Crate
Minecart Track
Minecart
Pump
Sawmill
Heavy Work Bench(Desktop, Console, Old-gen console and Mobile versions)
Glass Kiln(Desktop, Console, Old-gen console and Mobile versions)
Cooking Pot
Chest
Barrel
Trash Can
Toilet
Bathtub
Grandfather Clock
Lamp Post
Racks(Desktop, Console, Old-gen console and Mobile versions)
Trap Door(Desktop, Console and Mobile versions)
Weather Vane(Desktop, Console and Mobile versions)
Announcement Box(Desktop, Console and Mobile versions)



Weighted Pressure Plates
Logic Sensors(Desktop, Console and Mobile versions)
Day(Desktop, Console and Mobile versions)
Night(Desktop, Console and Mobile versions)
Player Above(Desktop, Console and Mobile versions)
Buckets
Reinforced Fishing Pole
Flamethrower
Actuation Rod(Desktop, Console and Mobile versions)
Gravedigger's Shovel(Desktop, Console and Mobile versions)
Ironskin Potion
Reflective Dye(Desktop, Console and Mobile versions)
Mechanical Eye
Mechanical Worm
Mechanical Skull
Luck
(Desktop, Console and Mobile versions)
- Greater Luck(Desktop, Console and Mobile versions)
- Luck(Desktop, Console and Mobile versions)
- Lesser Luck(Desktop, Console and Mobile versions)
- Builder(Desktop, Console, Old-gen console and Mobile versions)
- Love(Desktop, Console, Old-gen console and Mobile versions)
- Mining(Desktop, Console, Old-gen console and Mobile versions)
- Red(Desktop, Console and Mobile versions)
- Stink
- Ale
- Apple Pie(Desktop, Console and Mobile versions)
- Bacon(Desktop, Console and Mobile versions)
- Banana Split(Desktop, Console and Mobile versions)
- BBQ Ribs(Desktop, Console and Mobile versions)
- Bowl of Soup
- Bunny Stew(Desktop, Console and Mobile versions)
- Burger(Desktop, Console and Mobile versions)
- Carton of Milk(Desktop, Console and Mobile versions)
- Chicken Nugget(Desktop, Console and Mobile versions)
- Chocolate Chip Cookie(Desktop, Console and Mobile versions)
- Christmas Pudding(Desktop, Console, Old-gen console and Mobile versions)
- Coffee(Desktop, Console and Mobile versions)
- Cooked Marshmallow
- Cream Soda(Desktop, Console and Mobile versions)
- Escargot(Desktop, Console and Mobile versions)
- Fishing foods
- Fried Egg(Desktop, Console and Mobile versions)
- Fries(Desktop, Console and Mobile versions)
- Froggle Bunwich(Desktop, Console and Mobile versions)
- Fruits(Desktop, Console and Mobile versions)
- Gingerbread Cookie(Desktop, Console, Old-gen console and Mobile versions)
- Golden Delight(Desktop, Console and Mobile versions)
- Grapes(Desktop, Console and Mobile versions)
- Grape Juice(Desktop, Console and Mobile versions)
- Grilled Squirrel(Desktop, Console and Mobile versions)
- Grub Soup(Desktop, Console and Mobile versions)
- Hotdog(Desktop, Console and Mobile versions)
- Ice Cream(Desktop, Console and Mobile versions)
- Joja Cola(Desktop, Console and Mobile versions)
- Milkshake(Desktop, Console and Mobile versions)
- Monster Lasagna(Desktop, Console and Mobile versions)
- Nachos(Desktop, Console and Mobile versions)
- Pad Thai(Desktop, Console, Old-gen console and Mobile versions)
- Pizza(Desktop, Console and Mobile versions)
- Pho(Desktop, Console, Old-gen console and Mobile versions)
- Potato Chips(Desktop, Console and Mobile versions)
- Pumpkin Pie
- Roasted Bird(Desktop, Console and Mobile versions)
- Roasted Duck(Desktop, Console and Mobile versions)
- Sake(Desktop, Console, Old-gen console and Mobile versions)
- Sauteed Frog Legs(Desktop, Console and Mobile versions)
- Shrimp Po' Boy(Desktop, Console and Mobile versions)
- Shucked Oyster(Desktop, Console and Mobile versions)
- Spaghetti(Desktop, Console and Mobile versions)
- Steak(Desktop, Console and Mobile versions)
- Sugar Cookie(Desktop, Console, Old-gen console and Mobile versions)
- Teacup(Desktop, Console and Mobile versions)
- Snowball
- Rotten Egg
- Shuriken
- Grenade
- Sticky(Desktop, Console, Old-gen console and Mobile versions)
- Bouncy(Desktop, Console and Mobile versions)
- Happy(Desktop, Console and Mobile versions)
- Beenade
- Throwing Knife
- Star Anise(Desktop, Console, Old-gen console and Mobile versions)
- Spiky Ball
- Frost Daggerfish(Desktop, Console and Mobile versions)
- Javelin(Desktop, Console and Mobile versions)
- Bone(Desktop, Console and Mobile versions)
- Bone
- Molotov Cocktail(Desktop, Console, Old-gen console and Mobile versions)
Dye
(Desktop, Console, Old-gen console and Mobile versions)
- Red(Desktop, Console, Old-gen console and Mobile versions)
- Orange
- Yellow
- Lime
- Green
- Teal
- Cyan(Desktop, Console, Old-gen console and Mobile versions)
- Sky Blue
- Blue
- Purple(Desktop, Console, Old-gen console and Mobile versions)
- Violet(Desktop, Console, Old-gen console and Mobile versions)
- Pink
- Black(Desktop, Console, Old-gen console and Mobile versions)
- Ancient Cloth(Desktop, Console and Mobile versions)
- Beetle Husk
- Broken Hero Sword
- Cursed Flame
- Ectoplasm
- Forbidden Fragment(Desktop, Console and Mobile versions)
- Frost Core(Desktop, Console, Old-gen console and Mobile versions)
- Light Shard
- Mechanical Pieces
- Battery(Desktop, Console and Mobile versions)
- Wagon(Desktop, Console and Mobile versions)
- Wheel(Desktop, Console and Mobile versions)
- Pixie Dust
- Spider Fang(Desktop, Console, Old-gen console and Mobile versions)
- Solar Tablet Fragment(Desktop, Console and Mobile versions)
- Spooky Wood
- Turtle Shell
- Unicorn Horn
- Solar(Desktop, Console and Mobile versions)
- Vortex(Desktop, Console and Mobile versions)
- Nebula(Desktop, Console and Mobile versions)
- Stardust(Desktop, Console and Mobile versions)
- Wooden
- Iron
- Golden
- Jungle(Desktop, Console and Mobile versions)
- Sky(Desktop, Console and Mobile versions)
- Corrupt(Desktop, Console and Mobile versions)
- Crimson(Desktop, Console and Mobile versions)
- Hallowed(Desktop, Console and Mobile versions)
- Dungeon(Desktop, Console and Mobile versions)
- Frozen(Desktop, Console and Mobile versions)
- Oasis(Desktop, Console and Mobile versions)
- Obsidian(Desktop, Console and Mobile versions)
- Ocean(Desktop, Console and Mobile versions)
- Pearlwood(Desktop, Console and Mobile versions)
- Mythril(Desktop, Console and Mobile versions)
- Titanium(Desktop, Console and Mobile versions)
- Bramble(Desktop, Console and Mobile versions)
- Azure(Desktop, Console and Mobile versions)
- Defiled(Desktop, Console and Mobile versions)
- Hematic(Desktop, Console and Mobile versions)
- Divine(Desktop, Console and Mobile versions)
- Stockade(Desktop, Console and Mobile versions)
- Boreal(Desktop, Console and Mobile versions)
- Mirage(Desktop, Console and Mobile versions)
- Hellstone(Desktop, Console and Mobile versions)
- Seaside(Desktop, Console and Mobile versions)
- Life Crystal
- Life Fruit
- Mana Crystal
- Demon Heart(Desktop, Console and Mobile versions)
- Peddler's Satchel(Desktop, Console and Mobile versions)
- Advanced Combat Techniques(Desktop, Console and Mobile versions)
- Advanced Combat Techniques: Volume Two(Desktop, Console and Mobile versions)
- Minecart Upgrade Kit(Desktop, Console and Mobile versions)
- Artisan Loaf(Desktop, Console and Mobile versions)
- Torch God's Favor(Desktop, Console and Mobile versions)
- Vital Crystal(Desktop, Console and Mobile versions)
- Arcane Crystal(Desktop, Console and Mobile versions)
- Aegis Fruit(Desktop, Console and Mobile versions)
- Ambrosia(Desktop, Console and Mobile versions)
- Galaxy Pearl(Desktop, Console and Mobile versions)
- Gummy Worm(Desktop, Console and Mobile versions)
- Coins
- Defender Medal(Desktop, Console and Mobile versions)
- Bait
- Etherian Mana(Desktop, Console and Mobile versions)
- Paints(Desktop, Console, Old-gen console and Mobile versions)
- Wire
- Ropes
- Rope Coils
- Silk(Desktop, Console and Mobile versions)
- Vine(Desktop, Console and Mobile versions)
- Web(Desktop, Console and Mobile versions)
- Marshmallow on a Stick
- Glowstick
- Sticky
- Bouncy(Desktop, Console and Mobile versions)
- Spelunker(Desktop, Console and Mobile versions)
- Fairy(Desktop, Console and Mobile versions)
- Vile Powder
- Vicious Powder(Desktop, Console and Mobile versions)
- Purification Powder
- Smoke Bomb
- Sparkle Slime Balloon(Desktop, Console and Mobile versions)
- Confetti Gun
- Bunny License(Desktop, Console and Mobile versions)
- Cat(Desktop, Console and Mobile versions)
- Dog(Desktop, Console and Mobile versions)
- Chum Bucket(Desktop, Console and Mobile versions)
- Fertilizer(Desktop, Console and Mobile versions)
- Geode(Desktop, Console and Mobile versions)
- Chest Lock(Desktop, Console and Mobile versions)
- World Globe(Desktop, Console and Mobile versions)
- Tree Globe(Desktop, Console and Mobile versions)
- Moon Globe(Desktop, Console and Mobile versions)
- Gas Trap(Desktop, Console and Mobile versions)