Operation Wolf Cheat Codes, on the PC

Operation Wolf (オペレーションウルフ, Operēshon Urufu) is a one-player shooter video game made by Taito in 1987. It spawned three sequels: Operation Thunderbolt (1988), Operation Wolf 3 (1994) and Operation Tiger (1998).
Cheat codes, console commands, secrets:
Press F10 on the high-score table and the words High scores at
the top will change to Firm help. You can then use F7 during
the game to improve health and get extra ammo. F8 to skip levels
and F9 for invincibility.
Cheat codes, console commands, secrets and system requirements for Operation Wolf free online.

Game description

Platform:
Arcade, NES, Master System, ZX Spectrum, MSX, Commodore 64, Amstrad CPC, Amiga, Atari ST, MS-DOS, FM Towns, PC Engine
Game Developer:
Taito
Game Genre:
Shooting gallery
Game Mode:
Single-playerCabinetUprightCPUMC68000 @ 12 MHz Z80 @ 4 MHzSoundYM2151 @ 4 MHz 2 × MSM5205 @ 384 kHzDisplayRaster, 320 × 240 pixels (Horizontal), 8192 colors
Game Publisher:
Taito
On other platforms and consoles:
Dendy NES
100