From the back of the packaging:
Brainwash is an exciting memory game featuring characters from the hit movie Igor, and the Dreaded Brainwashed game play card!

IGOR Brainwash Game includes a total of 51 cards: 2 brainwashed cards, 1 Old Bone card and 24 pairs of cards that show characters from the movie.

3 sets of rules are included with the game. All are based on the classic Memory game but two of them offer simple twists.

Game titles are:
Classic Memory, Brainwash Memory Game and Old Bone.