|Ultimate Mutagen Blaster|
|Name||Ultimate Mutagen Blaster|
|Type Of Weapon||Mutagen-based blaster|
|Abilities||Blast big amounts of perfected Mutagen.|
|First Appearance||The Invasion Part One|
|Last Appearance||The Invasion Part Two|
Ultimate Mutagen Blaster is a weapon wielded by Kraang Prime. This is a gigantic version of the Mutagen Blaster that is suitable for Kraang Prime, which was used by him during the Kraang Invasion to mutate the humans of New York City, with the use of the perfected Mutagen. Ultimate Mutagen Blaster debuts in The Invasion Part One.