Up for sale is a vintage 1969 3M strategy card game called Monad. This game is 100% complete and comes in a rare butter box. It has won the Games 100 award and can be played with 2-4 players. The game title and brand are 3M and it was made in the United States. The theme is strategy and it is classified under the Toys & Hobbies, Games, and Card Games & Poker categories. Gather your friends and family for a fun game night with this rare find!