"thr45h, shark, dorsal fin, head fin, notched fin, arm fins, shoulder fins, sharp teeth, teal wristbands, thick arms, muscular, abs, head scar, chest scar, necklace, shark tooth necklace, blue skin, two tone body, translucent body, green shorts/pants"

If you don't want to see the core in his abdomen, leave out "translucent body", and if "chest scar" is in the prompt it might generate him with a back scar if he's facing away