Fusion Karts Home Fusion Karts 0.0 / 5 ( 0 votes ) Your Rating? Discover Fusion Karts – Play Free Now on GameHard! Fusion Karts - Nice multiplayer 3D race for 8 players. Join now and play with your friends or against random players and become a race winner. Choose a car and set the color to customize your vehicle. Collect bonuses and drop traps for other players. Play now at RegionGame and have fun. Categories in which Fusion Karts is included: Puzzle Love 1 Player Thinking