Voiced by: Chiharu Suzuka[1] (Japanese); Barbara Budd (English) Skyress is Shun's guardian Bakugan that resembles a phoenix.
Voiced by: Takayuki Masuda (Japanese); Stacey DePass, Amy Rubinate (Defenders of the Core)[2] (English) Shun's second Guardian Bakugan in New Vestroia.
Voiced by: Kōichi Tōchika (Japanese); Brian Froud (English) Shun's third Guardian Bakugan that resembles a humanoid hawk in Gundalian Invaders.
Its Baku Sky Raider Combination with Skytress and Oberum is Magmafury Voiced by: Eiji Miyashita[1] (Japanese); Shawn Meunier, Carman Melville (S2E4) (English) Preyas is a chameleon-like Bakugan with strong loyalty to Marucho.
Preyas reappears in Return to New Vestroia.and in mechtanium surge when dan and drago go to New Vestroia and start training on an island they meet him and his student.
Voiced by: Maki Kobayashi (Japanese); Ellen Ray Hennessey, Caroly Larson, Stephanie Komure (Defenders of the Core)[2] (English) Marucho's second Guardian Bakugan that resembles a frog-like humanoid in New Vestroia.
Voiced by: Akio Suyama (Japanese); Joseph Motiki (English) Marucho's third Guardian Bakugan that resembles a Gill-man in Gundalian Invaders.
Voiced by: Atsushi Ono[1] (Japanese); Stevie Vallance and Martha Ferguson (S2E1) (English) A Bakugan that resembles a saber-toothed white tiger.
He first appeared in Jump to Victory, when he traveled to Earth in search of a new partner and ended up teaming up with Runo to help Dan, Drago, and Reptak in a battle with Wiseman.
Voiced by: Izō Oikawa (Japanese); Craig Marshall, Robert Tinkler (S2E26) (English) Alice's guardian Bakugan (Masquerade's before).
Hydranoid is a mercilessly cruel and unforgiving monster, not to mention extremely violent and arrogant that feeds off the power of Bakugan sent to the Doom Dimension by Masqerade.
Voiced by: Nao Takamori (Japanese); Deann Degruijter, Katie Griffin (S2E42) (English) A wyvern-like Bakugan who is Naga's twin sister and Drago's love interest.
It started when Drago slipped between the attributed world and he met Naga and Wavern, the White Ones, or non-attributed Bakugan with supposed no power.
The following Bakugan are owned by the Top Brawlers: Voiced by: Fuyuka Oura (Japanese); Julie Lemieux (English) Klaus's Guardian who resembles a Mermaid.
This proves to be a bad thing for Julio Santana because Harpus was making fun of him and Tentaclear couldn't speak for either side.
Voiced by: Tsuguo Mogami (Japanese); Robert Hawke (English) and Carman Melville (S1E45) A large cyclops-like Bakugan with one horn and sharp teeth.
In New Vestroia, he sometimes calls Billy boss and often finds humans amusing and hard to understand, as proved alongside Julie's Gorem.
The following Bakugan make up the Doom Beings: Voiced by: Hideyuki Umezu (Japanese); Andrew Pifko (1), Ron Pardo (8), John Stocker (English) Naga is the central villain on the first season.
At the same time, Naga shot energy waves that brainwashed the Bakugan, altering the dimensional balance, and creating the Doom Beings.
A massive creature made of rock and hardened clay, Wilda moves slowly during battle, but his incredible durability makes up for this.
Voiced by: Fumi Mikawa (Japanese); Scott McCord, Mark Barbolak (Defenders of the Core)[2] (English) A wicked monster who uses his cape for invisibility and shoots plasma bullets from his three mouths.
Voiced by: Tsuguo Mogami (Japanese); Ron Pardo, Corey Ringdahl (Defenders of the Core)[2] (English) Nemus teams up with Baron to battle for freedom against the Vexos.
Voiced by: Eiichirō Tokumoto (Japanese); Ron Pardo, Roger L. Jackson (Defenders of the Core)[2] (English) Gus' Guardian Bakugan.
Voiced by: Yukitoshi Tokumoto (Japanese); Robert Tinkler, Scott Reyns (Defenders of the Core)[2] (English) Together with Volt, Brontes brawls for the Vexos to eliminate the Resistance.
His gigantic legs allow him to move quickly and avoid enemy attacks, and his long arms stretch out to wrap around opponents during battle.
Voiced by: Dai Matsumoto (Japanese); Brad Adamson (English) Zenet's Guardian Bakugan that resembles a humanoid rhinoceros.
In New Vestroia, the Soldiers reappear conversing with Drago and giving him a body, transforming him into Neo Dragonoid, and sending him to the human world to get Dan.
Voiced by: Jūrōta Kosugi (Japanese); William Colgate (English) Colossus Dragonoid was as an ancient, giant and living Mechanical Bakugan born on Neathia to protect the Sacred Orb; and considered Dan's second partner, along with Drago.
In "Code Eve" Dragonoid Colossus was helping Dan reach the Sacred Orb Chamber, but then Stoica and Lythirius got onto him and blinded him with acid bubbles.
Voiced by: Tsuguo Mogami (Japanese); Hadley Kay (English) (14) Matthew Hawkins (19, 21, 32), Andrew Jackson (37, 38) Nurzak's Guardian Bakugan that resembles a minotaur.