Operation Wolf (DOS)

Operation Wolf
Developer: Banana Development Publisher: Taito Platform: DOS Released in US: 1989 This game has debugging material.

Debug Mode

Create a file in the game's directory named BETA.DAT. In that file, put the string sierra on-lineOW in it. Then boot up OPWOLF.EXE and you can press any of the following cheat keys during gameplay:

Key(s)	Effect
F1	Pause the game without displaying "GAME PAUSED"
F8	Go to the next level
F9	Toggle invincibility
Page Down	Speeds the game up
Page Up	Slows the game down

(Source: S&F Prod.)

Easter Egg

Entering the command line parameter ¿ (Alt +168) shows a congratulatory message will appear on the high score table after waiting for a minute on the title screen.

YOU FOUND THE
EASTER EGG!
CONGRATULATIONS
FROM ME TO YOU,
ENJOY MY GAME!

WILLIAM RIEDER
<<NO. 6>>

Also, the Taito screen fades in and the story segment appears, with some acknowledgments from William Rieder.

(Source: S&F Prod.)