Secret · S tier

Storm Colossus

The secret chicken of the Colossal Egg and the headline pull of UPDATE #1. Storm Call chains lightning across the arena — the strongest reported arena-clearing unit in the game.

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Reported data. Numbers come from community testing and official announcements, marked “reported” until confirmed against the live game. Verify in-game before big decisions.

Egg Source

Colossal Egg

Hatch Chance

~1% (reported)

Ability

Storm Call — chain lightning AOE that clears whole arenas

Roles

Combat

Added

2026-08-15

How to use it

Colossal Eggs come from Chicken Boss damage milestones (~5M damage) or Founder Rooster in the Incubator (~25%) — the egg does not lay back.
Strong in both PIT crowds and Tower pushes; pair with a money-layer to convert power into progression.