[ He's taken aback that Izuku wants to get involved. Cloud... doesn't think that's a good idea, but he also doesn't want to shut Izuku out, either. ]

His name's Sephiroth. Back home, he's a force to be reckoned with. Here, he's with the Shuten. He's... [ Cloud pauses, a moment. ] He's not interested in much, at least - me and a friend of mine, so far. So don't interject yourself in whatever he's doing unless you have to. He's dangerous.