League of Legends Varus Patch Preview Trailer

Gameplay changes for existing champions, items, and other gameplay, as opposed to information about Varus himself (4:59)
Riot Games also released a new video for League of Legends, presenting some changes for Alistar, Amumu, Leona, Nunu, Taric, Master Yi, Ryze, and a number of items. Varus will be added to the game soon.