There are alot of good videos that are still being posted at
Videos - Arena Junkies Forums
Hydra5 - 2v2 video with War/Priest at the 2.4k rating (which is pretty insane for that comp). Has creative uses of rocket boots and very nice positioning.
Duelists Going for Glad - 3v3 video of the top RMP team from the Mage viewpoint on the tournament realm, complete with vent recording.