No drones mode:
Press X(2), Y(2), White, Black, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

Expert mode:
Press Y, X, Y(2), X, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

All Randoms mode:
Press Black, R, X, Y, Black, R, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

All Atomic Snowballs mode:
Press X(3), White, Y, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

All Grappling Hooks and Randoms mode:
Press Y(2), L, Y(2), White, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

All Rooster Tails mode:
Press Black, R, L, White, X, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

All Snow Bombs and Randoms mode:
Press Y(2), Black, R, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

All Boost mode:
Press Y, Black(2), Y, R, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

All Missiles mode:
Press X(3), White, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

No power-ups mode:
Press X(2), Y, X, R, X, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

Clone mode:
Press White, L(2), Y, White, Y, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

Everyone invisible mode:
Press X, Y, X, R, Y(2), Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

Super boost wheelie mode:
Press Y, White, X, R, X, L, Start at the screen after startup (before choosing a player). Note: This has no effect in points races.

Mooing:
Enter MOO as your initials after a race.

Snowman:
Win gold medals on all twelve tracks in race to unlock the Snowman character.

All Snowmen Found bonus:
Locate and run over all the snowmen on any given track to collect the "All Snowmen Found" bonus; which awards 15,000 additional points.