Space Station Silicon Valley
Hold A or B and turn on the N64 to view two different introduction sequences
after the DMV man appears.
Enter the following at the Zone Select screen:
To activate a bonus game (a cross between Asteroids and Defender), press Down,
Up, Z, L, Down, Left, Z, Down at the Zone Select screen. If you did it right,
you will hear a tone. Now enter any zone, then exit and return to the Zone Select
screen. Cycle through the Zones and the bonus game should be there.
Recharge energy: C-Left, L, Z, Down, L, Z, C-Left, C-Right.
Open Europe: Up, Down, L, Z, Down, Up, Z, Down
Open Ice: Up, Down, Z, L, Down, C-Right, Z, Down
Open Jungle: Up, Down, L, Z, Down, C-Left, Z, Down
Open Desert: Up, Down, L, Z, Down, Left, Z, Down
Open Final Stage: Up, Down, L, Z, Down, Right, Z, Down
Thanks to Revolution reader Apache Chief, Zac Boyer, Tadd Mullarkey, JDuran8444,
and Steven Nguyen!