Dark Gaia

Dark Gaia is the main antagonist and final boss of the video game, Sonic Unleashed.

Fanon Wiki Ideas

 * Gamera vs Dark Gaia

Possible Opponents

 * Dark Bowser (Super Mario Bros.)
 * Chaos King (Marvel)
 * Groudon (Pokémon)
 * Godzilla
 * Destoroyah
 * Godzilla