File		Ext	Country	Info
Play	Metroid II - Destroyable Walls Metroid II - Destroyable Walls (Hack).gb	.gb		ROM hack
Play	Metroid II - Return of Samus (Color Patch Hack) (Color Patch Hack) Metroid II - Return of Samus (Color Patch Hack) [C].gbc	.gbc		Game Boy Color version
Play	Metroid II - Return of Samus (Color Patch Hack) (Color Patch Hack) Metroid II - Return of Samus (Color Patch Hack) [C][a1].gbc	.gbc		Game Boy Color version Alternative version 1
Play	Metroid II - Return of Samus (Color Patch Hack) (Color Patch Hack) Metroid II - Return of Samus (Color Patch Hack) [C][a2].gbc	.gbc		Game Boy Color version Alternative version 2
Play	Metroid II - Return of Samus Metroid II - Return of Samus (W) [!].gb	.gb	World	Verified good dump
Play	Metroid II - Return of Samus Metroid II - Return of Samus (W) [b1].gb	.gb	World	Bad dump 1
Play	Metroid II - Return of Samus by Zorlon Metroid II - Return of Samus by Zorlon (Hack) [C].gbc	.gbc		Game Boy Color version ROM hack
Play	Metroid II - Samus Bares All by P3 Metroid II - Samus Bares All by P3 (Hack).gb	.gb		ROM hack
Play	Metroid II DX by Redrum Metroid II DX by Redrum (Hack).gb	.gb		ROM hack

NES NinjaOnline Nintendo games

Metroid II DX by Redrum ROM hack