Terminal Velocity Cheats
     trigods - invincible
     maniacs - afterburner
     trishld - full shields
     trinext - next level
     trscope - ????oscilliscope???? Any one know why?
     triburn - terminal velocity
     trframe - frame counter
     3DREALM - (All caps!) "Smokin'" No idea what this does. 
     TRIFIR# - (where # is a Number between 1-6): This gives you a supply of each of the weapons
     TRIFIR8 - (afterburner)
     TRIFIR9 - (Invisibility)
     TRIFIR0 - (invincibility)