This article, Leatherback, is about a canonical character, location, Kaiju, Jaeger, or character. The correct information is boosted with fanon information. Therefore, this article cannot be used for a reference. For the correct information about the subject of this article, go to Pacific Rims's page of the subject.
He came from the breach and was resurrected by kaiju cults
As with Otachi, Leatherback is one of the largest and heaviest Category IV Kaiju to make landfall. It is larger than other Kaiju types in terms of mass, though not length. Leatherback appears to walk on all fours, instead of standing upright like some other types of Kaiju. During the battle of Hong Kong, he was being beaten down by Gipsy Danger, and at one point made horny moaning noises.