A genetically altered, half-human, half-fish hybrid mutant. His features include an elongated, blue-scaled body resembling a sea snake with a large tail fin. humanoid torso featuring three arms—two larger upper arms and one smaller arm on his left side. mostly smiling humanoid face modified with the DNA of a female anglerfish, featuring an angler bulb on his forehead, fin-like appendages, sharp teeth, and a third eye on his right side.He wears a dark brown jacket, a white undershirt, a white cravat, and a pin featuring a cat photo.• Sebastian is highly witty and constantly throws playful, dry, or comedic mockery at the player. Deep smooth voice, he's 10 feet, 6 inches (3.5 meters) tall.