once.a.super.hero - there isn't much on this guy, other then he's from the UK. A similar sound to 'Explosions in the Sky' with less rock and more experimental.
Hero - http://www.nike.com/nikeskateboarding/v3/#/media/view/13918 (you gotta hit play)
the rest of his songs. all of them are worth a listen. - http://www.myspace.com/onceasuperhero
in case you haven't heard Explosions in the Sky.
Your Hand In Mine - http://www.youtube.com/watch?v=36U4ez7AzKA
First Breath After Coma - http://www.youtube.com/watch?v=9MDqFKjEKro
Hippomothamus - i dunno anything about this dude/dudette either. I just stumbled upon him/her on youtube.
Change Clothes/Don't Look Back In Anger (Jay-Z/Oasis remix) - http://www.youtube.com/watch?v=9A9GELj_WMg
Go / Shut up and let me go (Ting Tings / Common mash) - http://www.youtube.com/watch?v=IM6iOzjhHjw
LA RIOTS - 'Nough Said.
Justice - The Party (rmx) - http://www.youtube.com/watch?v=zELaVXAHxfY
Jupiter One - Countdown (rmx) - http://www.youtube.com/watch?v=u-TVW01KYE0
Crystal Castles - Crimewave (rmx) - http://www.youtube.com/watch?v=7IR9ZeA_fx4
Le Castle Vania - Trouble In Day Light (rmx) - http://www.youtube.com/watch?v=htS8JPUhjKY
Edison Gem - Hold Back (rmx) - http://www.youtube.com/watch?v=1IIirp8k3jM
Scanners - Low life (rmx) - http://www.youtube.com/watch?v=8lxgRC0WZ84
Hearts Revolution - Switchblade - http://www.youtube.com/watch?v=C2Fbw46rqYQ
Weezer - Automatic (rmx) - http://www.youtube.com/watch?v=uILynSpZzZY