Master Mega

Master Mega is Shiver's shark in Return of the Mammalians.

Appearance
Master Mega is a large shark resembling a great white shark with a saddle and rocket boosters on his back, and a pair of sunglasses on his head. Shiver will ride on his back until enough damage is dealt. Master Mega has a respawn point on his forehead for when Shiver is splatted. When Master Mega has taken enough damage, his eyes will change to having an X instead of his regular eyes.

Splatoon 3

 * Main article: The Pursuit of the Precious.

Shiver and Master Mega are fought as the third boss of the single-player campaign, Return of the Mammalians. Later, after Deep Cut have allied with the New Squidbeak Splatoon, Shiver briefly lends Master Mega to Agent 3 to help them boost into space to stop Mr. Grizz.