Transformers Robots In Disguise Combiner Force Grimlock & Optimus Prime / Primelock - Crash Combiner Company_Wizards of the Coast These cassetticons are classified as

These cassetticons are classified as Micromasters in the Siege line and can fit inside Soundwave's chest

This is the Japanese version

Impactor is getting a proper main-line toy release

Also notice that this is the mold that pre-dates the Dark of the Moon abs

Optimus Prime and Rodimus

Transformers Robots In Disguise Combiner Force Grimlock & Optimus Prime / Primelock - Crash Combiner Company_Wizards of the Coast These cassetticons are classified asOptimus Prime and Grimlock, combining!??! Did the people that upset about Volcanicus hear about this one? Godzilla Grimlock from Robots in Disguise does mesh with this small Optimus figure to create Primelock! Decepticons shall run in fear at his name! This figure comes sealed in box with some shelfware.