I used a retainer, No rather than the Lord Nobunaga, and still didn't get an achievement after 1005 kills.
It was during a "Help Ally" battle, would that effect things at all?
Edit: Tried with No again on a standard invasion stage, the achievement unlocked after 1015 KOs.
1 vs 100 Live (Season 2), After Burner Climax, Bomberman Live, Dash Of Destruction, Dead Rising: Case Zero, Kinect Me, Pac-Man C.E., Pac-Man C.E. DX, UNO, Virtual-On OT
Beautiful Katamari, Samurai Warriors 2: Empires
Last edited by Kaito-kun; 02-25-2011 at 10:54 AM.