This is the result of data about a firearm being mutated and turned into a beast. They can be quite vicious and are quick to aggression, sometimes attacking humans on their own even after being signed.In-game description
The DesertEagle is the Stage 2 power form of the Spark group.
DesertEagles cannot be found in the wild. They are not used by any enemy signers, except for those participating in the Random Tournament.
A DesertEagle can be evolved from a Firefly. In the alpha version it cannot evolve again.