Megalon is a gigantic insectoid being that lives deep underground in the subterranean kingdom of Seatopia. Megalon is seen as the Seatopia god, and is called upon them to defend their home from threats. Megalon is sometimes considered one of the least intelligent Toho kaiju. This is demonstrated by the fact that he is easily manipulated by external stimuli. For example, Megalon followed Jet Jaguar simply because he was curious, and he is also very temperamental, as seen when he goes into shock when he lose sight of Jet Jaguar.

Classification: Seatopia Insect God

Powers and Abilities: Superhuman Physical Characteristic, martial arts, minor-flight, electricity manipulation, natural weaponry, drill hands, able to spit Napalm Bombs.

Attack Potency: At least Multi-Continent level(Comparable to Showa Gigan, Fought Jet Jaguar and Godzilla alongside Gigan)

Speed: Subsonic(Comparable to Godzilla), Massively FTL Attack, Combat and Reaction speed(Scaling from Godzilla)

Lifting Strength: Class M(Twice as heavy as Showa Godzilla)

Striking Strength: At least Multi-Continent Class

Durability: At least Multi-Continent level(Took a severe beating from godzilla and Jet Jaguar before being forced to retreat)

Stamina: High

Range: Extended Melee with most attacks, Possibly several kilometers with Napalm Bombs and horn blasts

Standard Equipment: None notable

Intelligence: Below Average(Is extremely childish and dim-witted, is one of the least intelligent monsters in the series).

Weakness: None notable