Raiden Game System: NEC Turbo Grafx 16 Cheat Category: Cheat Game Company: Imagitech Design Game Category: Action Hint, Cheat, Walkthrough:   Raiden ====== Power-ups: Hold I + II at the "Continue" screen and press Run as the timer reaches zero. Game play will resume with one bomb and three weapon power-ups. Extra continues (Japanese version): Press I, II, Select, Up, Right, Down, Left, Left, Down, Right, Select, I, I, Up, Run at the title screen.