[quote=DiZL ReloadeD]
In other words, if i dont give him an op abillity, I'm fked. dangit >.<
[/quote]

Not really. Just give him a special scifi gun, or something. Or perhaps simply legendary inhuman accuracy. Something like that. You could not do that, but it would cause mr Shinigami to get his ass handed to him by some of the more magically or technologically powerful characters.