However, this form is in the original black-eyed instead of red-eyed, revealed to be the result of Yusuke losing control over his attacks when infused with Demon Imperial Powers by Kiva-la's bite. In Natsumi's dream, showing the events to come in the Rider War, Kuuga assumes Ultimate Form when he fights Decade one-on-one. The forms Yusuke Onodera has transformed into are Mighty Form, Dragon Form, Pegasus Form, Titan Form, and Growing Form when defeated. Just like the original Kamen Rider Kuuga, Kuuga can change into various forms into which he gains different powers and specialties.

First Appeareance : Kamen Rider Decade Episode 1 : Rider War.

During the visit to the world of Den-O, Yusuke is possessed by Momotaros, who uses him as a body to transform into Kamen Rider Den-O Sword Form. In the World of Agito, Yusuke dons the Kamen Rider G3-X suit for a while.

World and the Rider War dream, Yusuke has mostly used Mighty Form, transforming once into Titan Form while in the World of Amazon to destroy a Propheta Cruentus and Dragon Form once in the World of Decade to fight Keisuke Jin (Kamen Rider X).

This carries on into the events of Movie War 2010, where Kuuga transforms into Ultimate Form to fight Decade Violent Emotion.

Kamen rider kuuga growing form