NHL Open Ice Challenge Codes -

Super speed:
Hold Triangle + Square + Start + Select while the game is loading.

Big heads:
Press Up + Pass + Turbo at the "Tonight's Game" screen.

Big head goalie:
Press Pass(2), Turbo, Shoot, Pass at the "Tonight's Game" screen.

Baby heads:
Press Turbo(2), Up, Shoot(2), Up at the "Tonight's Game" screen.

Large puck:
Press Up(2), Down(2), Turbo at the "Tonight's Game" screen.

Hidden players:
Enter the following information at the user records screen:

Initials	Month	Day	Hidden Player
G_H	Mar	31	Gordie Howe