Actually looks really good!

480p: http://videos.hd-trailers.net/Thor_Trl1_480-HDTN.mp4
720p: http://videos.hd-trailers.net/Thor_Trl1_720-HDTN.mp4
1080p: http://videos.hd-trailers.net/Thor_Trl1_1080-HDTN.mp4