Well, I guess that all depends on if you fear darkness or not. Tsuzuki's old partner, Tatsumi, is a Shadow Shifter. He protected Tsuzuki and the kid by engulfing them in a shadow. It saved their lives. [He nods before adding something in a low voice. He leans over to whisper in Ace's ear.]

Or there's Touda and his black flames. He's wears all black with silver claws and guards. Let's just say that I'm glad he's on our side.