“When Planet Fusion attacked the Cartoon Network Universe, a legion of kids rose up to help defend the world. But what were your favorite Cartoon Network characters up to? It turns out they decided to fight the fusion…”
FusionFall Heroes was a free-to-play game hosted by CartoonNetwork.com. It is a sequel/spin-off to the MMORPG Cartoon Network Universe: FusionFall. The game was the last official use of the FusionFall IP.
