(Some of these only work in 2 player game)
 
 Temporary invincibility:
 away, away, away, away, attack
 
 Temporarily change opponents controls:
 forward, forward, forward, forward, attack
 
 Play military vs. military:
 At main screen, press left, then right, then left, then right
 repeatedly until the screen flashes.
 
 To fight the supervisor:
 At main screen, press left, left, right, right, then repeat until
 screen flashes.
 Then you can play either against the supervisor as player 2, or go to
 training and play with the computer as supervisor.
 
 Supervisor's moves:
 down-toward-up: praying mantis
   down-away-up: melt and heal