Grow a Chicken Fighter Bosses

• Floor 5
  C Gatekeeper

  Gate Any decent B-tier fighter Rewards Cash + common egg drop

  First gate; verifies your main fighter

• Floor 10
  B Farm Boss

  Gate B-tier chicken at a healthy level Rewards Cash, eggs and fusion materials

  Mid-game economy check

• Floor 15
  B Pit Champion

  Gate A-tier fighter recommended Rewards Better eggs and higher cash payout

  A-tier power checkpoint

• Floor 20
  A Fusion Monster

  Gate A-tier fighter with solid upgrades Rewards Rare egg and fusion materials

  Tests upgrade depth

• Floor 25+
  S Void Overlord

  Gate S-tier fighter and strong mutations Rewards Best eggs, cash and Rebirth progression

  Endgame boss; Rebirth unlock prerequisite

Independent roster · not a complete official catalog.