BakuDiamond: if you have a bakudiamond in play, you get the highest or lowest gate attribute bonus.Metal Helios: After Viper Helios steals the power of the perfect core, he evolves. Helios now has 8 sets of wings, and has a mechanized look. He also has 4 horns on his head. when he opens on a gate card, he creates an earthquake.Diamond Dragonoid: When Ultra Drago taps into Helios's new power, Drago evolves. This time Drago has 2 diamonds on his chest, and has 3 shiny gold spikes on his shoulder. when he opens on a gate card, he glimmers then says "The fight is over!".Perfect Elico: When Elico defeats Spectra's Helios, Elico evolves into the perfect element changer. Elico now has 5 extra fins, 2 on his arms, 2 on his legs, and on big one behind his head. Elico also carries along with him a golden spear. When he opens on a gate card, he spins rapidly.Mirromorph: This is the backup bakugan for Dan. This giant bakugan in similar looks to gorem has a mirror on her chest and also posesses the power of aquos and haos. like drago, mirromorph can talk. when she opens up on a gate card, she glimmers like drago, then splits in two.Zenon: This mysterious black shadow-like bakugan looks like alpha hydranoid with one head, only bigger wings and a buzzsaw for his hands. he is a mechanical bakugan that belongs to proffesor clay, and has all the data from all the 6 fighting bakugan. when he lands on a gate card, he does what naga did in the 1st season when he opened up.Mecha Altair: After Proffesor Clay used some of Skyress's cells to try to make Altair ultimate, he made altair evolve. Altair now has complete control of the wind element, and can steal the attibute of an opponent. Altair now has gold, thin eyes, and an extra set of wings. When he rolls on a gate card, a noise that sounds like a buzzsaw will appear, and then he glimmers.Silent Naga: When Proffesor Clay harnesses the power of Metal Helios, he was able to revive the evil naga. Silent Naga now has 4 sets of wings each larger than the other. Helios now has a black diamond on his chest, where his heart is located. When he rolls on a gate card, he snarls then roars.Thunder Verias: When a Verias gains enough battle experience, he evolves. Verias now has a more vicious look, and can now shoot lightning out of the silver sleek gloves on his hands. This bakugan belongs to Baron and Volt.