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| Publisher |
IDW |
| Writer |
Mike Johnson |
| Writer |
Mairghread Scott |
| Artist |
Agustin Padilla |
| Cover Artist |
Ken Christiansen |
| Published | June 2013 |
THE WORLD BELOW! Deep beneath the surface of CYBERTRON, the last vestiges of life struggles to survive. Their only protectors: GRIMLOCK and his loyal DINOBOTS-who find themselves at the center of a dark mystery!