Mages have a crowd control option. It’s technically called Polymorph, but most people refer to it as “sheeping”.
From the Noblegarden event, I picked up the Polymorph: Rabbit spell and have used it as my crowd control ever since. Rabbits at the Wintergrasp Fortress gates is kind of cute.
Anyway, with Patch 3.3, they have changed the spell icon for Polymorph: Rabbit. It looks like this: