1.21 Gigawatts.
This trophy is story related can not be missed. This should be the third trophy you earn after going through the boat level you will see a blue room while sliding down the rope when you get of the rope theirs three wooden doors you can break. Do the one of the left and right first as there's two chest in them both after that bust down the door in the middle go down in to the room go straight ahead and you will pick up your'e first god power push L2 to use your'e power kill the guys and the trophy will pop