There is a super grenade. most people say there isn't but if u collect 10 grenades and press change weapon and fire 2 at the same time a grenade will come out then grow bigger and explode bigger.
Submitted by dutman (email@example.com)
To get some nuggets of wisdom from the Battle Tanx team, first make your way to the Arizona truck stop. It's about the third stage in one player mode. Get some guided missiles and go back to about where you started the stage. Control a guided missile to the dessert that should be to your left. You should see a white car, hit it. There you go! Little mesages should scroll at the bottom of the screen
Submitted by Articuno Butter