Enemies
Bosses
36 · 3 catsEvery boss, grouped by phase (pre-Hardmode, Hardmode and events) and listed A–Z within each group.
Pre-Hardmode
8
#3Brain of CthulhuThe Crimson's pre-Hardmode boss. Summoned by breaking 3 Crimson Hearts or a Bloody Spine.
#5DeerclopsOptionalA pre-Hardmode mini-boss from the Don't Starve crossover, summoned in the Snow biome.
#3Eater of WorldsThe Corruption's pre-Hardmode boss — a segmented worm. Summoned by breaking 3 Shadow Orbs or Worm Food.
#2Eye of CthulhuThe first mandatory pre-Hardmode boss. Summoned with a Suspicious Looking Eye or by low HP at night.
#1King SlimeOptionalAn optional early boss summoned with a Slime Crown. Drops the Solidifier and ninja gear parts.
#4Queen BeeThe Jungle's pre-Hardmode boss, summoned with an Abeemination or by breaking a Larva.
#6SkeletronThe gatekeeper of the Dungeon. Summoned by the Old Man at night, or by dropping a Clothier Voodoo Doll into lava.
#7Wall of FleshThe final pre-Hardmode boss. Defeating it activates Hardmode. Summoned in the Underworld with the Guide Voodoo Doll.Hardmode
11
#14Duke FishronOptionalThe hardest pre-Moon-Lord boss; summoned by fishing with a Truffle Worm in the Ocean.
#15Empress of LightOptionalA prismatic post-Plantera boss; drops Terraprisma if fought during the day.
#13GolemHardmode boss inside the Lihzahrd Temple, summoned at the Lihzahrd Altar with a Power Cell.
#16Lunatic CultistHardmode boss at the Dungeon entrance, summoned after Golem. Drops the Ancient Manipulator.
#22MechdusaOptionalA Hardmode fusion of the three mechanical bosses, exclusive to For the Worthy + Remix seeds (e.g. Zenith).
#21Moon LordThe final boss of Terraria. Summoned after the Lunar Events or with a Celestial Sigil.
#12PlanteraHardmode jungle boss summoned by breaking a Plantera's Bulb in the Underground Jungle.
#8Queen SlimeOptionalHardmode mini-boss summoned in the Hallow with a Gelatinous Crystal. Drops Terraprisma in Expert/Master.
#11Skeletron PrimeHardmode mechanical boss with four attached limbs. Summoned at night with a Mechanical Skull.
#9The DestroyerHardmode mechanical worm boss. Summoned at night with a Mechanical Worm.
#10The TwinsFirst Hardmode mechanical boss (Retinazer & Spazmatism). Summoned at night with a Mechanical Eye.Events & Lunar
17
#24BetsyOptionalThe final boss of the Old One's Army event. A dragon that breathes fire and lightning.
#22Dark MageOptionalUndead mage mini-boss of the Old One's Army tier 1.
#33DreadnautilusOptionalA Blood Moon fishing mini-boss that drops the Sanguine Staff and Bloody Tear.
#28EverscreamOptionalFrost Moon mid-boss — a crystalline tree that hurls shrapnel.
#25Flying DutchmanOptionalFinal boss of the Pirate Invasion event. A flying ghost ship.
#30Ice QueenOptionalFrost Moon final boss — a floating fairy queen of ice.
#31Martian SaucerOptionalMini-boss of the Martian Madness event. Drops the Influx Waver.
#32MothronOptionalA Solar Eclipse mini-boss that drops the Broken Hero Sword and Mothron Wings.
#26Mourning WoodOptionalPumpkin Moon mid-boss — a flaming tree that hurls fire.
#18Nebula PillarLunar Event pillar; drops Nebula Fragments for magic endgame gear.
#23OgreOptionalStrong club-wielding mini-boss of the Old One's Army tier 2.
#27PumpkingOptionalPumpkin Moon final boss — a giant flaming jack-o'-lantern.
#34Sand ElementalOptionalA rare Desert mini-boss that spawns during Sandstorms and drops Forbidden Fragments.
#29Santa-NK1OptionalFrost Moon mid-boss — a hostile machine that fires rockets.
#17Solar PillarOne of the four Celestial Pillars; drops Solar Fragments for melee endgame gear.
#20Stardust PillarLunar Event pillar; drops Stardust Fragments for summoner endgame gear.
#19Vortex PillarLunar Event pillar; drops Vortex Fragments for ranged endgame gear.