Quote Originally Posted by master of read View Post
but what could he shape shift into that could do much of anything to luffy?
Suffocate him climbing into his mouth. But Luffy is so much faster that he won't even be able to touch him. However, I don't know if Luffy can even hurt Eel. Outside of BFR, Eel could just outlast him. He doesn't need to eat, sleep, breath and is immortal.