Invincible:
 800A8888 0001
 800A8880 00C7
 800A887C 0064

Mega rapid fire!:
 800A894C 0001

Unlimited bullets:
 800A88F0 0064

Unlimited shotgun shells:
 800A88F4 0064

Unlimited rockets:
 800A88FC 0064

Unlimited plasma:
 800A88F8 0064

Have shotgun:
 800A88D4 0001

Have double-barrel shotgun:
 800A88D8 0001

Have chaingun:
 800A88DC 0001

Have rocket launcher:
 800A88E0 0001

Have plasma rifle:
 800A88E4 0001

Have bfg:
 800A88E8 0001

Have chainsaw:
 800A88EC 0001

Have red key:
 800A88A0 0001

Have blue key:
 800A88A4 0001

Have yellow key:
 800A88A8 0001

Night vision on:
 800A889C 0001

Turn on level map:
 800A8898 0001