Everyone loves bundles so here's a few websites where you can find great deals on all kinds of games. I'm keeping the list to only sites that have at least one steam key, or greenlight.

https://www.humblebundle.com/
Don't forget to check the weekly sale!

http://www.bundlestars.com/all-bundles/
Cheap prices on all kinds of bundles from Indie to RPG to Shooter.

https://www.indiegala.com/
All indie games, 3 seperate bundle choices, and a new bundle every Monday.

http://www.indieroyale.com/
A unique mix of indie games. Has been known to go on hiatus.

http://www.dailyroyale.com/
Relatively cheap games.

https://indiegamestand.com/deal/
Indie Daily Deals!

http://groupees.com/
Music and games combined. Maybe you'll find a new song you like.

http://flyingbundle.com/
Also known for hiatuses but has a bundle currently =]

http://vodo.net/
A mixture of games, movies, and books.

=> Don't forget to cheap out the stores of some of these great sites to get good deals too. <=



These sites are currently on hiatus (as of this notice) but hopefully they will be back soon:

http://www.playinjector.com/bundlestore

http://www.thegreenlightbundle.com/



Also don't forget to check out these great stores. They have good sales as well as a bundle or two (normally).

http://www.greenmangaming.com/

http://www.gamersgate.com/