Sega Master System Cheats - Robocop vs. Terminator

Nine lives:

Pause game play and press Up + 1, Down + 1, Down + 1, Up + 2, Down + 2, Up + 2, Up + 1, Up + 1. Resume game play with nine lives.

Level skip:

Pause game play and press Down + 2, Down + 1, Up + 2, Down + 2, Down + 2, Up + 1, Down + 2, Up + 1. Resume game play to jump to the next level.

All weapons:

Pause game play and press Up + 1, Down + 1, Up + 2, Down + 1, Down + 1, Down + 2.

Change weapons:

Pause game play and press Up + 1, Up + 2, Up + 2, Up + 1, Down + 2, Down + 1, Down + 1, Down + 2.