Call of Duty: Black Ops

[hammondc]

Originally Posted by awsmith4

I've been trying the past two nights to get Ninja Pro. I completely destroyed my K/D ratio trying to play Demolition and plant bombs but finally planted 10 but the last requirement is to knife 10 people in the back. I try and I try but even when I think I got them in the back it doesn't reward me, its a bit frustrating.

Yep. And sometimes even if you do knife them, it wont count. You have to be lined up directly behind them. I pretty much quit using Ninja though. I think the Hacker perk is more valuable.