User blog comment:Master Sima Yi/Assassinews 10-05'12 — World Gameplay Premiere/@comment-1888015-20120511183711/@comment-4950493-20120512100517

Crypto's made a good point, they probably did that to showcase the epic assassination that Connor did to the guy in front of him, where he stabbed into him, thrust him up and then slammed him into the ground. They wouldn't have been able to show that if everyone was attacking Connor.