For a round of Plazma Pong, enter your name in the high score list as "Nolan".
For a change of pace, enter "Ovine" in the high score list, then start a new game by pressing A.
Level Skip and Warp
To activate this code, enter your name as "BEEST". While playing in 2000 mode, you can skip to the next level by pressing 3 or warp by pressing 6.