Imploding kittens is the first expansion of exploding kittens, the award-winning card game that made Kickstarter history as the most-backed project, ever. This expansion deck includes 20 new cards featuring 5 new types of actions and an "imploding kitten" Which increases the game From 5 to 6 players. This is not a standalone game - it requires a copy of exploding kittens (any version) to play.