Mario

Mario is the main protagonist from the Super Mario Franchise. He fought against Sonic the Hedgehog in an episode of Death Battle. He fought against his brother Luigi in an episode of DBX. He will also appear in One Minute Melee against an unknown opponent.

Fights so far

 * Mario vs ET
 * Mario Vs. Godzilla
 * Mario Vs The Heavy
 * Mario vs Mega Man
 * Mario vs Sonic
 * Mario VS Superman
 * Mario VS Vergil VS Sans
 * Shitty Mario Battle Royale
 * Pink Guy vs SMG4!Mario
 * Mario vs Wario

With Luigi

 * Mario & Luigi VS Dante & Vergil
 * Mario and Luigi vs Donald Trump and Hillary Clinton

With Sonic the Hedgehog

 * Mario & Sonic vs Ronald McDonald & Colonel Sanders

Completed Fights

 * Kirby vs Mario
 * Mario vs Shadow
 * Super Mario, Sonic The Hedgehog, Steve?, Pac-Man, Mega Man, Master Chief, Heavy Weapons Guy, Tracer: Battle Royale
 * Mario VS Link
 * Mario vs Pac-Man
 * Mario vs Mickey Mouse
 * Mario vs Rayman
 * Mario vs zuko
 * Pit vs Mario
 * Mario vs Lilac
 * Mario vs Crash Bandicoot
 * Mario VS Sir Arthur

Possible Opponents

 * Bomberman (...)
 * Fox McCloud (Star Fox)
 * DC Comics
 * Batman
 * The Flash
 * Sonic the Hedgehog
 * Dr. Eggman
 * Knuckles the Echidna
 * Samus Aran (Metroid)
 * Shovel Knight
 * Shovel Knight
 * Plague Knight (As Dr. Mario)
 * RWBY
 * Ruby Rose
 * Yang Xiao Long
 * Ness (Earthbound)
 * Proto Man (Mega Man)
 * Goku (Dragon Ball)
 * Marvel
 * Spider-Man
 * Iron Man
 * Captain America
 * Popeye (...)
 * Street Fighter
 * Ken Masters
 * Ryu
 * Red (Angry Birds)
 * Steve (Minecraft)
 * Sailor Mars (Sailor Moon)
 * Optimus Prime (Transformers)
 * Spongebob Squarepants (...)
 * Giorno Giovanna (Jojo's Bizarre Adventure)
 * Mercy (Overwatch/As Dr. Mario)
 * Valentine (Skullgirls/As Dr. Mario)
 * The Medic (Team Fortress 2/As Dr. Mario)
 * Sakura Haruno (Naruto/As Dr. Mario)
 * Tony Tony Chopper (One Piece/As Dr. Mario)
 * Undertale
 * Sans
 * Frisk
 * Kirby
 * King Dedede
 * Dr. Healmore (As Dr. Mario)
 * Banjo and Kazooie (Banjo-Kazooie)
 * Kratos (God of War)
 * Sportacus (LazyTown)
 * Scorpion (Mortal Kombat)
 * Captain Falcon (F-Zero)
 * Bugs Bunny (Looney Tunes)
 * Woody Woodpecker (...)
 * Giana (Giana Sister)
 * Scott Pilgrim (...)

With Luigi

 * Finn and Jake (Adventure Time)