A fictional transformable [[mecha]] from the [[Tokusou Kihei Dorvack]] science fiction anime TV series from the 80s. 

The [b]VV-54 AR Mugen Calibur[/b] is a variable heavy armored [[jeep]] that can transform into a humanoid ground combat mecha. It is armed with energy weaponry and is piloted by [[Mugen Masato]].
mugen calibur