3D Space Harrier Cheats - 3DS
Hints
Unlock Hidden Haya-Oh Boss
To fight Haya-Oh, you must fulfill one of the following two conditions:
1) Get up to and complete Stage18 without using a single continue, or
2) Clear Stage 18 without getting hit. If you fulfill either one of these conditions, you will be challenged by Haya-Oh, the final boss of the Master System and Sharp X86000 ports of Space Harrier.