Exploding Kittens Streaking Kittens Expansion Pack must be played with an Exploding Kittens core game. The second expansion to the record-breaking game, Exploding Kittens. Includes 15 cards (63.5 x 88.9 mm) and instructions that refresh the core game, adding a new level of strategy and hilarity. Features the "Streaking Kitten" card which allows players to secretly hold an Exploding Kitten in their hand without exploding.