A vertically-scrolling shoot 'em up with a prehistoric setting. Play as caveboy Dino Riki and use rocks, axes, boomerangs, and torches to defeat swarms of enemies. Along the way you'll pick up power-ups and weapon upgrades. A total of seven stages are available.
Control Master Higgins as he travels across Adventure Island to rescue Princess Leilani. There are a total of 32 levels in this game--eight worlds with four stages each. Use a stone axe or fireballs to defeat enemies, pick up fruit to replenish your health, and face off against various forms of the dreaded Evil Witch Doctor.