Spy's Demise is an action game written by Alan Zeldin for the Apple II, published by Penguin Software in 1982. It was ported to the Atari, Commodore 64, Texas Instruments TI-99/4A, and Vector-06c. The game contained a puzzle which could be solved for a Spy's Demise T-Shirt. According to Antic magazine in June 1984, only four people had solved it.
The original draft by Alan Zeldin was called Poof!, with identical game play. For marketing, it was decided to change the graphics to fit a spy theme a…