Drill Bomb

Drill Bomb is Drill Man's power. It can pierce barriers (though barriers are only known to exist in sections 2 and 4 of Cossack's castle). Also, Mega Man can set the explosion off early when pressing the attack button after a drill is fired.

Robot Masters Weak Against Drill Bomb

 * Toad Man: Mega Man 4
 * Mothraya: Mega Man 4
 * Square Machine: Mega Man 4
 * Cockroach Twins: Mega Man 4
 * Wily Machine 2: Mega Man 4
 * Dust Man: Mega Man III