TENCHU 2 (PSX)

Tenchu 2: Birth of the Stealth Assassins is a stealth game developed by Acquire and published by Activision in North America and Europe and Acquire in Japan for the PlayStation in 2000.
The game is intended as a prequel to the game Tenchu: Stealth Assassins and depicts the series' heroes Rikimaru and Ayame as teens, being taught by their elderly master named Shiunsai as well as another Azuma ninja named Tatsumaru.
The game reveals how Rikumaru got the famous scar over his right eye.