Mantan

Mantan (マンタン) is a manta robot enemy created by Dr. Wily that only appears in Dive Man's stage in Mega Man 4 and Mega Man III. Mantan swims straight, but at times it will veer slightly upward or downward.

Hits Data Chart
Amount of shots/hits from Special Weapons it takes to destroy a Mantan.

Trivia

 * A very similar Manta ray robot appears in the game Mega Man Rush Marine.
 * The Mantan is based on the red stingray, the animal of which is featured in Nintendo Labo VR's camera game.