Killer Instinct
  
Gameboy

Boss code:

  Choose any character then at the versus screen, just before the fight starts 
  HOLD right on the D-pad and quickly press SELECT, START B,A. 
Eyedol's Thrasher Finisher: 

  When the opponent is woozy or in "danger", jump in front of him/her/it. 
Fight Eyedol: 

  You can only fight Eyedol if you play the game on easy, medium, hard, or very 
  hard, not very easy though.




  Thanks to Revolution readers Alex and Michael DePue!