ThoraxeRMG
Smash Ace
Submit a good boss who could be a great boss in Brawl!
List
Master Hand
Crazy Hand
Petey Piranha - CONFIRMED!
Cackletta
Porky/Pokey
Tatanga
Kamek
Boneheads
Gooper Blooper
King Boo
Giygas/Giegue/Gyiyg
Starman DX
Rayquaza
Helmorac King
Metal Mario
Metal Luigi
Hero's Shade
NKC: Natural Killer Cyborg
Phantom Ganon
Scary Womanizing Pig Mask
Vaati
Waiyu
Kraid
Dark Samus
Mecha Drago
The Black Knight/Zelgius
Dark Nebula
Dark Mind
Nightmare
Zant
Dr. Robotnik
Black Shadow
Nightmare (Kirby Universe)
Cactus King
Axem Rangers
The Shadow Queen
Culex
Black Jewel
Fawful
Dimentio
Grodus
Chaos
Metal Sonic
Mephilies the Dark
Mother Brain
Claus (The Masked Man)
Veran
L33t Hamm3r Broz.
Katsini
Mr. L
Bellum
Rawk Hawk
Majora
Smithy
Ridley
Bonetail
Onox The General of Darkness
Agahnim
Dino Piranha
Daroach
Burrowilg snagret
Emperor bulborb
King K. Rool
Master Hand
Crazy Hand
Petey Piranha - CONFIRMED!
Cackletta
Porky/Pokey
Tatanga
Kamek
Boneheads
Gooper Blooper
King Boo
Giygas/Giegue/Gyiyg
Starman DX
Rayquaza
Helmorac King
Metal Mario
Metal Luigi
Hero's Shade
NKC: Natural Killer Cyborg
Phantom Ganon
Scary Womanizing Pig Mask
Vaati
Waiyu
Kraid
Dark Samus
Mecha Drago
The Black Knight/Zelgius
Dark Nebula
Dark Mind
Nightmare
Zant
Dr. Robotnik
Black Shadow
Nightmare (Kirby Universe)
Cactus King
Axem Rangers
The Shadow Queen
Culex
Black Jewel
Fawful
Dimentio
Grodus
Chaos
Metal Sonic
Mephilies the Dark
Mother Brain
Claus (The Masked Man)
Veran
L33t Hamm3r Broz.
Katsini
Mr. L
Bellum
Rawk Hawk
Majora
Smithy
Ridley
Bonetail
Onox The General of Darkness
Agahnim
Dino Piranha
Daroach
Burrowilg snagret
Emperor bulborb
King K. Rool