Redakai: Conquer The Kairu is a Merchandise-Driven cartoon series and card game developed by Spin Master. The game centers around cards (Called "X-drives") that are made of clear plastic and have several transparent portions. There are three types of cards: Characters, who you start with three of, Monsters, which change the defenses and abilities of characters, and attacks, which damage opponents. First player to knock out all three of their opponents wins.