Shadow Tactics: Blades of the Shogun is 33% off: http://store.steampowered.com/app/418240/Shadow_Tactics_Blades_of_the_Shogun/
Get this one folks if you are fan of old Commandos and Desperados style of games (there was even Robin Hood one, IIRC) - it's really good one, though still somewhat pricey.