Talk:V3.01/@comment-4022742-20130202143230/@comment-4729118-20130211120650

Amumu doesn't have a root ... it's an entangle and it was supposed to do what it does T_T. They changed it to a root on PBE for testing, but it was too weak, so they turned it back. That's the whole story. Whereas Alistar was simply bugged.

http://leagueoflegends.wikia.com/wiki/Crowd_control