User blog comment:MrPacheco101/Halloween Collaboration with SPARTAN 119: Dexter Morgan (Dexter) vs. Fuminori Sakisaka (Saya no Uta)/@comment-143604-20111027013349

This seems like a real close one, based on everyone else's comments. I'm also saying Dexter because he's smarter, stronger and sneakier. His weapons will do more damage, and he kills people like Fuminori all the time. He's got this one.