Metal Slug X

Jump! Shoot! Evade! The time to test your reflexes has come once again! Scatter the swarms of oncoming enemies with triple the firepower. A festival of dazzling destruction, take on the Metal Slug world if you dare, and brace yourself for non-stop battle action! In Metal Slug X, you'll choose from four tough-as-nails soldiers ready for missions that only the best could survive. Rescue hostages while blowing terrorists back to the stone-age using your personal weaponry AND their own machine!

A revised version of Metal Slug 2.