Grr is a small mutant tracker creature, almost indentical to a dog. Taking the name from it's aggresive behavior, Grr becomes the sidekick of Skeletor, after the Mutants of Denebria give to Skeletor the creature as a present to him. Grr's first appearance was from the television series, "The New Adventures of He-Man". Grr makes minor appearances in Disney vs. Non-Disney Villains War, appearing in mostly cases along with Skeletor.
Disney Vs Non Disney Villains War - Part Three
Grr makes it's debut appearance in the series, when Skeletor and Quakke track down the Crystal of Darkness in the moon, Nordor. The creature later appears, when Skeletor and Flogg make their second assault on Planet Z, Grr can be spotted in the flying space ship of Skeletor, corresponding to his master, through it's own characteristics, his interests over conquest and disorder on the planet.