Dig Dug by Atarisoft on the Commodore 64 is a home conversion of Namco’s arcade classic where you guide a little digger through layers of multicolored soil, carving tunnels to hunt two types of underground monsters: goggle-eyed Pookas and fire-breathing Fygars. Using simple four-way movement, you either stun and inflate enemies with an air pump until they pop, or lure them under boulders and drop the rocks for bigger points and combo kills. The creatures can break the rules by turning into ghosts to pass through dirt and ambush you, so surviving later rounds becomes a matter of clever route planning and timing rather than just reflexes, preserving the arcade game’s tight dig–lure–crush loop on the C64.