The Sneak Brothers are an elite spy duo composed of the humanoid Younger and his orb-like older brother Elder.
They were sent by Damaras to spy on the Gokaigers to learn more of their' goals. In the end, Elder is swatted away into outer space by GokaiOh's Gokai Bat while Younger is destroyed by Deka GokaiOh.
Gokaiger vs. Gavan
Elder returns for revenge along with his humanoid younger sister Sister. Using the power of Makuu Space to create clones of himself that can combine into a giant ball, Elder and Sister battle Gokai Yellow and Gokai Green in Makuu City. In the end, they died during the destruction of Makuu Prison.