A video about Grimlock.
14:57
A video about Transformers Devastation.
19:41
Grimlock's Godlike Power! Why Grimlock Is Way Stronger Than People Think (Transformers Explained)
40:27
Ranking Every GRIMLOCK Design From Worst To Best (w/ RoadRustle)
2:47:51
A video about the Cybertron games.
4:13
Grimlock VS Shockwave (Transformers Comic Dub)
12:55
GRIMLOCK ANSWERS YOUR QUESTIONS
13:25
A video about Shockwave.
10:33