It can be summoned when three Shadow Orbs are destroyed in a Corruption world, or when a player uses Worm Food anywhere in the Corruption or Underground Corruption biome. The Eater of Worlds is not a single target, but a string of segments with individual health. It has a total of 67 / 72 segments.
Players must use the Screaming Invitation in their map device to fight The Eater of Worlds. The invitation drops after defeating The Infinite Hunger and following the quest steps.
Piercing weapons work well against the Eater of worlds. A decent bow with Jester or Unholy Arrows, a Flail of some description, a Vilethorn (combo with a Shark Tooth Necklace to help make up for its low damage), Spiky Balls from a Goblin Invasion... there's a lot of options.
Before you can encounter the Eater of Worlds for the first time (quest) you have to defeat the Infinite Hunger. Following Kirac's Quest line, you receive a quest version of the Screaming Invitation , allowing you to access the Absence of Symmetry and Harmony.
The Eater of Worlds is a pre-Hardmode Corruption-themed worm boss. It is summoned using Worm Food from within the Corruption and Underground Corruption, or by destroying 3 Shadow Orbs that spawn in Corruption-filled worlds.
The invitation drops after defeating The Infinite Hunger and following the quest steps. After finishing the the Eater of Worlds quest, tradeable versions of the Screaming Invitation will drop by the boss in the 28th T14+ Map which is influenced by the Eater of Worlds. This can be repeated every subsequent 28 maps.
Use the map device to add The Eater of Worlds influence to a tier 11+ map and defeat the map boss. The tier 11 map boss will drop a quest invitation Writhing Invitation, to initiate the boss fight against Infinite Hunger.
The Eater of Worlds is a pre-Hardmode Corruption-themed worm boss. It is summoned using Worm Food from within the Corruption and Underground Corruption, or by destroying 3 Shadow Orbs that spawn in Corruption-filled worlds. It can be summoned at any time of day.
“A massive worm who dwells in the corruption.” The Eater of Worlds is a pre-Hardmode Corruption-themed worm boss. It can be summoned when three Shadow Orbs are destroyed in a Corruption world, or when a player uses Worm Food anywhere in the Corruption or Underground Corruption biome.