|Frame Type:||Brawler Framed LBX, Wild Framed LBX|
|LBX Type:||Salamander Type|
|Brand Maker:||Tiny Orbit|
|Game Debut:||Danball Senki (PSP)|
|Anime Debut:||Episode 19|
|Appears in||Anime, Game|
G Rex (Gレックス) is Ren Hiyama's LBX. It is a salamander-type LBX that uses a spiky, brass knuckles as a weapon. G Rex shows both incredible speed and power in battle allowing him to finish most its opponent in a single blow and holding down Emperor M2's Impact Kaiser with a single fist.
- Spiky Brass Knuckles