G-Energy Compound

The Mutagen G is a chemical substance created by Gold Vulture and the source of Max Stewart's ability to transform into giant monsters. This chemical has appeared throughout Monster Kid.

Description
The Mutagen G is a mysterious and dangerous chemical that can mutate anyone or anything.

Origin
The Mutagen G is a chemical created by Gold Vulture, using Godzilla's DNA cells with the purpose to create an army of kaiju to wipe out humanity.

History
Later, it's revealed that the chemical in Max's body gave him the ability to morph into any creature he looks at or makes contact with, which explains Max's Kaiju transformation.

Trivia

 * The Mutagen G is similar to the Mutagen Ooze from the Teenage Mutant Ninja Turtles franchise.