Pre order Grimlock here:
The FIRST EVER bi-pedal to bi-pedal transforming robot is GRIMLOCK!!!
An upgrade from Optimus Prime is a full functioning transforming Grimlock.
More motors. More microchips. The tech and functions support this Dinobot to be the best ever by Robosen
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5 months ago 00:08:40 1
Transformers Grimlock Auto-Transforms and BITES on Command