Hippoid
Number Usually Appearing: 1-3
Armor Class: 3
Movement (Yards / Turn): 8
Hit Dice: 9
Mutations: Heightened Brain Talent, Heightened Intelligence, New Body Parts (Photosynthetic Skin), No Sensory Nerve Endings [D], Telekinesis
Hippoid (Hippopotamus): This gregarious, creative biped stands a beefy 7' tall and is wholly immune to pain. Hippoids are skilled body modification artisans, and each sports numerous tattoos, piercings, implants, and decorative scars / brands.
The creatures are psionically attuned to electrical current, and with minimal concentration, can pinpoint the location of any functional artifacts within a one-mile radius. Hippoids are also photosynthetic, and heal 4x as quickly in lit environs; conversely, they move 50% slower in the dark, and suffer -2 to Saving Throws versus temperature-related attacks.