All milestones
Eater of Worlds or Brain of Cthulhu
Pre-Hardmode · Boss

Eater of Worlds or Brain of Cthulhu defeated

See every directly extracted item and gameplay rule connected to this progression milestone.

Order 40Pre-HardmodeBoss
Affected items66 linked rules
Affected items6
Linked rules6
Trigger encounters2
Gameplay systems2
How it advances

Trigger encounters

What changes

Linked gameplay systems

Shop stock4linked rules
Traveling Merchant2linked rules

6 matching items

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Item #47 · WeaponsUnholy ArrowUnholyArrowShop stock
At night after defeating the evil biome boss, or anytime in Hardmode
Item #2203 · PlaceablesSteampunk BoilerSteampunkBoilerShop stock
After defeating the Eye of Cthulhu, the evil biome boss, and Skeletron
Item #4063 · PlaceablesDrum SetDrumSetShop stock
After defeating the evil biome boss or Skeletron, or after entering Hardmode
Item #4347 · WeaponsGray ZapinatorZapinatorGrayTraveling Merchant
(Deerclops defeated or King Slime defeated or Eye of Cthulhu defeated or Eater of Worlds or Brain of Cthulhu defeated or Skeletron defeated or Queen Bee defeated or Hardmode)
Item #4348 · WeaponsOrange ZapinatorZapinatorOrangeTraveling Merchant
(Deerclops defeated or King Slime defeated or Eye of Cthulhu defeated or Eater of Worlds or Brain of Cthulhu defeated or Skeletron defeated or Queen Bee defeated or Hardmode)
Item #4673 · OtherDrumstickDrumStickShop stock
After defeating the evil biome boss or Skeletron, or after entering Hardmode
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