Electronic Starbeast Dol (電子星獣ドル Denshi Seijū Doru?) forms from the second part of the Dolgrian and becomes a powerful mechanical dragon which supports Gavan. Gavan commands Dol from a place on its head. Gavan uses Dol mostly to destroy Makuu spacecraft. Its attacks include Dol Fire (Dol breathes out fire from its mouth), Dol Kick (uses its front feet to clamp down pesky fighters), Dol Laser (laser beams from Dol's eyes), Dol Screw Attack, and Tail Attack (Dol's tail whipping fighters attacking from behind).
In Kaizoku Sentai Gokaiger vs. Uchuu Keiji Gavan: The Movie, Kanzen Gokaioh combines with Dol by riding on it in a formation known as Kanzen Gokaioh and Dol (カンゼンゴーカイオー&ドル, Kanzen Gōkaiō ando Doru).
In Kamen Rider × Super Sentai × Space Sheriff: Super Hero Taisen Z, combines with Sky Shaian and Battle Mothership their attack "Big Grand Fire".