This one is definitely the one for fans of the old left-to-right-jumpy gamers. Ninja's, Knights and Megabyte Punching from Pay What You Want to a maximum of Pay Whatever You Want.
Starting at $1 and up you get Shank 2, BIT.TRIP.RUNNER and Blocks That Matter.
For just a fiver more at $6 you get Runner2, Megabyte Punch and Fly'n.
If you want the full eight games, $10 or more grabs Mark of the Ninja: Special Edition and King Arthur's Gold.
Hit the Humble Bundle site to grab this deal.