This page contains Knockout Kings 2000 Codes for Nintendo 64 called "Big head mode" and has been posted or updated on Nov 23, 2007 by duckyboy1975.
- Developer: Black Ops Entertainment
- Publisher: Ea Sports
- Genre: Sports
- Release: Oct 3, 1999
- ESRB: Teen
Big head mode
Pause game play and press C-Left, C-Right, C-Left(2), C-Right. The sound of a bell will confirm correct code entry. Enter the code again to return to normal.
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