Play Defenders of Oasis online in your browser and enjoy with Emulator Games Online! Defenders of Oasis is SGG game USA region version that you can play free on our site. This game has adventure, arcade, rpg genres for Sega Game Gear console and is one of a series of Defender games. If you love Defender games you can also find other games on our site with Retro Games. Below you will find control for the emulator to play Defenders of Oasis.