Water Shield

Water Shield (ウォーターシールド) is Pump Man's special weapon. A rotating shield of water surrounds the user. Pressing the attack button once more deactivates the Water Shield and hurls high-speed drops of water that spiral outward.

Bosses weak against Water Shield

 * Solar Man
 * Weapons Archive/Flame Man
 * Wily Machine No. 10 (Form 2)

Trivia

 * Water Shield has the unusual ability to disarm the shields of Shield Attackers. This ability is shared with the Bass Buster in Mega Man 10.
 * This was the first weapon that is both water and shield weapon.