Zombi Terror is a Sega Master System homebrew game by Baron Ashler and nitrofurano. Explore an island full of Zombies in this adventure game.

Source: http://www.retroindiegamedevelopers.com/sega-master-system/zombi-terror-v1-01-by-baron-ashler-nitrofurano/

http://www.smspower.org/Homebrew/ZombiTerror-SMS