Rabio Lepus Special Game System: NEC Turbo Grafx 16 Cheat Category: Cheat Game Company: Unknown Game Category: Unknown Hint, Cheat, Walkthrough:   Rabio Lepus Special =================== Six credits: Hold Select and press I, II, II, I three times, II four times. The word "CREDIT6" will blink above the title to confirm correct code entry. Expert mode: Hold Select and press I, I, II, II. Yellow mode: Hold Select and press I three times, II three times, I three times, II four times. Blue mode: Hold Select and press I four times, II four times, I four times, II four times. Green mode: Hold Select and press I three times, II three times, I four times, II four times. Usagi 5 mode: Hold Select and press I five times, II, I five times, II, I five times, II. Shield 5 mode: Hold Select and press I nine times, II eight times, I seven times, II six times, I five times, II four times, I three times, II, II, I. Shield 4 mode: Hold Select and press I four times, II three times, I, I, II.