Heavy Barrel (NES)

Game Genie Codes

Note:
A Game Genie cartridge is required to use the codes featured below.

Auto-fire for player one:
ENSTPVSN

Auto-fire for player two:
EYNVINSN

Hand weapons last 400% longer:
AEKVXLII

Only 1 hand weapon:
ZAOVEPAA

Unlimited hand weapons on pick-up for players 1 and 2:
ENVVKLEI

Unlimited hand weapons and firearms on pick-up for players 1 and 2:
OXVVVLVS

Enemies do not fire handguns:
XVKZVEXK

Invisible and invincible:
XTOVVEXK