This is a port of the game OpenGlad which is itself a port of an old DOS game called Gladiator. It's like Gauntlet and an action-RPG. It supports up to 4 players playing competitively or cooperatively.
You start off with $5000 which you use to buy troops (soldiers, barbarians, elves, ghosts, etc). You can also spend extra money to increase their stats. After you have bought some troops, you can start the game. You have manual control over one of your troops and the rest behave via AI. You can switch between members of your group, too. The objective is to clear each board and progress through all 99 levels.
On the verge of a long-awaited peace between the Green and the Tan, rogue elements of the Tan Army draw Sarge and his men out into the field. Out in the field, Sarge discovers a new and diabolical ene..