This next tutorial takes place in the hit game, Transformers: War for Cybertron. The achievement is called Grimlock Smash! and it requires you to find and destroy all 25 Decepticon symbols throughout the Autobot campaign.
A great thing about this game is that you're able to check out your achievement progress. It will help tell you just how far or how close you really are to getting some sweet gamerscore. So check out the video above and good luck!