That thing, the Summoning Dark, it got into my head. I started thinking the only way to keep that sword of his from hurting anyone was to kill him. Nearly had me, too, then it pointed out that killing him would keep him away from you.

[He shook his head.] I know better than to kill people to impress you. After that, it was just a matter of mentally kicking its ass. [He holds up his wrist.] Got a neat little scar for my troubles.