Cheats, Secrets, Tips & Tricks
Sound Tests
Hold Up/Left + Select + A + B and press Start at the title screen to display Ryu and allow all music from the game to be played.
Alternatively, press Start after the title screen fades to display it again. Press Up/Left + A + B +Start to display Irene Lew and allow all music from the game to be played.
Finally, press Start after the title screen fades to display it again. Allow the screen to fade again and press Start. Press Up/Left + A + B +Start to display Ryu and Irene Lew and allow all music from the game to be played with a volume and song title display.
Game Genie Codes
The following are known Game Genie Codes for Ninja Gaiden II: The Dark Sword of Chaos on Nintendo Entertainment System (NES).- AEKGVTZA
Start with 1 Life - IEKGVTZA + SEKKKTSP
Start with 6 Lives - AEKGVTZE + SEKKKTSP
Start with 9 Lives - SXXGXAVG
Infinite Lives - SZNGKGSA
Almost Invincible - LEUOSATA
Half-Energy from Medicine - GEUOSATE
Double Energy from Medicine - SXVKLTVG
Stop the Timer - GXKKUIVA
Never lose Ninja Power Item - ZEXGYAPA + SNEKYEVN
Fast running Ryu - LEXGYAPA + KNEKYEVN
Mega-fast running Ryu - IAUONEZA + IAKOOEZA
Half-Energy from Blue Ninja Power - GPUONEZA + GPKOOEZA
Double Energy from Blue Ninja Power - GOEPOEZA + ZEOOEAPA
Double maximum Ninja Power from Scroll - SVOPXXSN + SVOOKXSN + SVXOXXSN
All Powers use up only 5 points - XXEOSZVZ + LOEOVXIY + PUOOSXLK
Infinite Ninja Power