Shinobi Sega Master System Controller: CONTROLLER / KEYBOARD / PLAYER'S CHOICE Difficulty Level: Default SINGLE LIFE: Achieve high score using only one life to win challenge Play on: Real Hardware / Dedicated Console / MAME / Emulation OK! ✔ Squad Challenge ends 11:59 pm PST May 31st, 2019     OBJECTIVE: Play for the highest possible score using the difficulty settings defined in the challenge. Post a photo or video of your score in this thread. Scores must be achieved