@yatchi@snouts.online Rocket Launcher is actually just Kenshiro leaping forward to deliver a massive punch then leaping back.
Berserk lets you use the fists to instagib anything with one punch (actually a flurry of punches). Everything hit explodes after 3 seconds, but you get godmode for the length of time the berserk powerup lasts for
@yatchi@snouts.online there is no chainsaw of course. You "start" with it, and pressing 1 just makes Kenshiro crack his fists and utter a one-liner.