You need: Pistol Grenade 1.Hang on a wall 2.Aim your pistol at the roof while hanging 3.Throw your grenade at a distance 4.Quickly keep tapping L3 until the grenade explodes 5.Then you should be in 6.If your stuck keep tapping circle
On the level train recked you will fight waves of bad guys and once you have defeated them all there looks like there is no where to go well there is a cliff if you go and clime it you will meet tenzin and proceed to the next level
in this game there are a few packages worth getting such as the siege expansion pack. now my brother wanted this pack badly and we went and tried to get psn carsds for him and we found out only eb games gives psn cards and it only comes in $30 or $50. so if you ever want these packs now you know the pricing for psn cards.
Go to chapter 4 the dig, very easy mode. in this level you will get grenades, there you will have to take a pistol. go near them and blindfire once and kill them with a punch . keep on doing that and you will get the steel fist expert trophy . here is a video tutorial link: