How to Summon All Bosses in Terraria

Terraria developer Re-Logic has been providing new and improved updates to this fantastic crafting game for years. They have never charged extra for DLC and instead provide the free updates as additional inspiration for new players to play or old players to explore new worlds. Seeing a new boss is a common situation in these updates, making us just want to challenge ourselves more!

How to Summon All Bosses in Terraria

All the bosses in Terraria require specific prerequisites to be met if you wish to encounter them. Some of them require specific items, while others require your character has their stats reach a certain level. Below, we've provided a quick rundown of what you need to summon these bosses for a fight.

Pre-Hardmode Bosses

These bosses do not require you to defeat the Wall of Flesh prior to summoning them.

• King Slime
  • Use a Slime Crown (Crafting Item)
    • 20 Gold
    • 1 x Platinum Crown OR 1 x Gold Crown
    • Demon Altar OR Crimson Altar
  • Kill 150 slimes during a Slime Rain
  • Rare event to randomly appear in the outer thirds of the map by itself
• Eye of Cthulhu:
  • 33 percent chance to spawn at night when the player has
    • At least 200 HP
    • Three or more NPCs living in houses
    • Over 10 defense
  • Use a Suspicious Looking Eye (Crafting Item)
    • 6 x Lens
    • Demon Altar OR Crimson Altar
• Eater of Worlds:
  • Every third Shadow Orb that is broken (happens indefinitely)
  • Use a Worm Food (Crafting Item)
    • 30 x Vile Powder
    • 15 x Rotten Chunk
    • Demon Altar OR Crimson Altar
• Brain of Cthulhu:
  • Every third Crimson Heart that is broken (happens indefinitely)
  • Use a Bloody Spine (Crafting Item)
    • 30 x Vicious Powder
    • 15 x Vertebra
    • Demon Altar OR Crimson Altar
• Queen Bee:
  • Destroy her larva in the walls of Bee Hives
  • Abeemination (Crafting Item)
    • 5 x Honey Block
    • 1 x Stinger
    • 5 x Hive
    • 1 x Bottled Honey
• Skeletron:
  • Speak to the Old Man NPC at the entrance of the Dungeon and activate his curse at night
• Wall of Flesh:
  • Throw a Guide Voodoo Doll (Dropped Item - Voodoo Demon) into a pool of lava while the Guide NPC is alive

Related: Terraria: How to get NPCs - Pro Game Guides

Hardmode Bosses

After defeating the Wall of Flesh, the game provides the option to enter Hardmode, which unlocks several more bosses of significantly greater difficulty.

• Queen Slime
  • Use a Gelatin Crystal (Found Item - Underground Hallow)
• The Twins
  • Use a Mechanical Eye (Crafted Item) at night
    • 3 x Lens
    • 5 x Iron Bar OR 5 x Lead Bar
    • 6 x Soul of Light
    • Mythril Anvil OR Orichalcum Anvil
• The Destroyer
  • Use a Mechanical Worm (Crated Item) at night
    • 6 x Rotten Chunk OR 6 x Vertebra
    • 5 x Iron Bar OR 5 x Lead Bar
    • 6 x Soul of Night
    • Mythril Anvil OR Orichalcum Anvil
• Skeletron Prime
  • Use a Mechanical Skull (Crated Item) at night
    • 30 x Bone
    • 5 x Iron Bar OR 5 x Lead Bar
    • 3 x Soul of Night
    • 3 x Soul of Light
    • Mythril Anvil OR Orichalcum Anvil
• Plantera
  • Defeat all three mechanical bosses and destroy a Plantera's Bulb (Found in Jungle Biome)
• Golem:
  • Consume a Lihzahrd Power Cell (Dropped/Crafted Item) at the Lihzahrd Altar (Jungle Temple)
• Empress of Light:
  • Kill Plantera to make Prismatic Lacewings (Hardmode Entity - Surface Hallow) spawn, then kill a Prismatic Lacewing
• Duke Fishron:
  • Use a Truffle Worm (Hardmode Entity - Glowing Mushroom) as bait while fishing in the Ocean.
• Lunatic Cultist:
  • Kill the Golem to make Cultists (Entity - Dungeon Entrance) spawn, then kill the four Cultists
• Moon Lord:
  • Defeat all four Celestial Pillars during Lunar Events
  • Use a Celestial Sigil (Crafted Item)

Event Bosses

Even bosses are considered mini-bosses and only happen during world events, which are sometimes seasonal.

• Dark Mage
  • Appears during the final wave of the Old One's Army Tier 1 event initiated with an Eternia Crystal (Purchased Item - Tavernkeep)
• Ogre
  • Appears during the final wave of the Old One's Army Tier 2 event initiated with an Eternia Crystal (Purchased Item - Tavernkeep)
• Betsy
  • Appears during the final wave of the Old One's Army Tier 3 event initiated with an Eternia Crystal (Purchased Item - Tavernkeep)
• Flying Dutchman
  • Spawns after 65 percent of a Pirate Invasion event initiated with a Pirate Map (Dropped Item - Any enemy close to an Ocean during Hardmode)
• Mourning Wood
  • Spawns during the Pumpkin Moon event initiated with a Pumpkin Moon Medallion (Crafted Item)
    • 30 x Pumpkin
    • 5 x Ectoplasm
    • 10 x Hallowed Bar
    • Mythril Anvil OR Orichalcum Anvil
• Pumpking
  • Spawns after Mourning Wood during the Pumpkin Moon event initiated with a Pumpkin Moon Medallion (Crafted Item)
    • 30 x Pumpkin
    • 5 x Ectoplasm
    • 10 x Hallowed Bar
    • Mythril Anvil OR Orichalcum Anvil
• Everscream
  • Spawns during the Frost Moon event initiated with a Naughty Present (Crafted Item)
    • 20 x Silk
    • 5 x Ectoplasm
    • 5 x Soul of Fright
    • Mythril Anvil OR Orichalcum Anvil
• Santa-NK1
  • Spawns during the Frost Moon event initiated with a Naughty Present (Crafted Item)
    • 20 x Silk
    • 5 x Ectoplasm
    • 5 x Soul of Fright
    • Mythril Anvil OR Orichalcum Anvil
• Ice Queen
  • Spawns during the Frost Moon event initiated with a Naughty Present (Crafted Item)
    • 20 x Silk
    • 5 x Ectoplasm
    • 5 x Soul of Fright
    • Mythril Anvil OR Orichalcum Anvil
• Martian Saucer
  • Spawns during the Martian Madness event by letting a Martian Probe escape after it detects a player
• Solar Pillar
  • Spawns in the Solar area during the Lunar Events that happen when Lunatic Cultist has been defeated
• Nebular Pillar
  • Spawns in the Nebular area during the Lunar Events that happen when Lunatic Cultist has been defeated
• Vortex Pillar
  • Spawns in the Vortex area during the Lunar Events that happen when Lunatic Cultist has been defeated
• Stardust Pillar
  • Spawns in the Stardust area during the Lunar Events that happen when Lunatic Cultist has been defeated

Related: Best Boots in Terraria - Pro Game Guides

Console Version Exclusives

These bosses are exclusive to old-gen consoles and the Nintendo 3DS

• Ocram
  • Use a Suspicious Looking Skull (Crafted Item)
    • 1 x Mechanical Skull
    • 2 x Mechanical Eye
    • 10 x Adamantite Bar
    • 5 x Soul of Night
    • 5 x Soul of Light
    • Mythril Anvil OR Orichalcum Anvil
• Lepus
  • Use a Suspicious Looking Egg (Dropped Item - Diseaster Bunnies & Corrupt Bunnies during Easter Season)
• Turkor the Ungrateful
  • Use a Cursed Stuffing (Dropped Item - All enemies during Thanksgiving Season) while a Pet Turkey is active

Now that you know how to defeat all the bosses, we challenge you to defeat them! Need help? Check out our article on the Best Wings in Terraria to see the best way to dodge their attacks!