Teeter Torture by Bill Kendrick

Port on EZX on MAGX by BruceLee

pkg-package (Motorola A1200, A1600, E6, E2)
mgx-package (Motorola ZN5, U9, E8, EM30, VE66, EM35)
mpkg-package (Motorola Z6, V8)
pep-package (Motorola Z6, V8)

Controls:
Splash:
Left/Right: Change screen (Splash/Tutorial/Highscore)
Hangup: Quit
Any other button/touchscreen: Start game

Playing:
Hangup: Back to splash
Lefft/Right; Touchscreen; Plus/Minus: Move cannon (left/right)
OK: Shoot
(I recommend playing by touchscreen as the game requires speed and precision)