Gain Ground review. Classic Game Room presents a CGRundertow review of Gain Ground, developed and published by Sega. Take part in 40 levels of exciting, edge-of-your-seat shooter combat in Gain Ground, which will also put your real-time strategy combat tactics to the test. Armed with a minor and special weapon, Gain Ground also takes into consideration your character's left or right handedness, speed, and direction of your special attack. This video review features video gameplay footage of Gain Ground for the Genesis and audio commentary from Classic Game Room's Eric.