The 9mm Hi-Power (King of Nines) was a pistol designed by John Moses Browning. This pistol was noted for having a double-column magazine of 9mm rounds[?], capable of holding 13 bullets (a 14th was often inserted into the chamber[?]).
... and must get it through a series of mazes without touching the walls - but it rotates all the time, making the task difficult. The player controls the direction and speed ...