Health / Invincibility codes

TitleRAWGame GenieAction ReplayAuthorNoteDemo
Always take the minimal amount of damage OTEXZUSN
PAEXLUVI
XTEXGLLE
terpsfan101
InvincibilityAPNXAZEIterpsfan101

Lives / Continues codes

TitleRAWGame GenieAction ReplayAuthorNoteDemo
Infinite LivesSXEKVLVGGaloob
Infinite ContinuesSXXGNLVGnolberto82
Start with 9 LivesPAEGVGZEterpsfan101

Misc.

TitleRAWGame GenieAction ReplayAuthorNoteDemo
Disable Enemies In Stage 2-2C (Rising Lava Stage)OXOXTGIV
KSOXYKZS
hybridProbably a good idea to only use this code on Stage 2-2C and nowhere else.
Don't Sink in QuicksandSANZEPSZterpsfan101
Restart on the Stage you last died on after losing a LifeSXOKXLSAterpsfan101
Restart on the Stage you last died on after using a ContinueSXNGXLSAterpsfan101

Weapons / Items codes

TitleRAWGame GenieAction ReplayAuthorNoteDemo
Have Dragon Sword Upgrade00A9:01
00AA:18
00AB:10
terpsfan101