Dark Bowser

Dark Bowser is the final boss in the game Mario and Luigi: Bowser's Inside Story.

Fanon Wiki Ideas

 * Dark Bowser vs Omega Zero

Possible Opponents

 * Dark Link (The Legend of Zelda)
 * BlackWarGreymon (Digimon)
 * Nightmare Moon (My Little Pony)
 * Red Hulk (Marvel)
 * Dark Samus (Metroid)
 * Sonic the Hedgehog
 * Dark Gaia
 * Shadow the Hedgehog
 * Mephiles the Dark
 * Dragon Ball
 * Goku Black
 * Copy-Vegeta
 * Kirby
 * Shadow Dedede
 * Dark Meta Knight