Update: Corrected information regarding the pricing tiers. Shacknews apologizes for the error.
Sega is the subject of this weeks Humble Bundle, with a minimum $1 donation to five charities gaining you at least four games. Additional tiers can net you extra games, including a $14.99 tier that gets you all of the offerings including Total War: Shogun 2.
The baseline bundle gets you Alpha Protocol, Company of Heroes, Rome: Total War, and Hell Yeah! Wrath of the Dead Rabbit. The second tier for $5.99 throws in Typing of the Dead: Overkill, Binary Domain, Medieval 2: Total War, Renegade Ops, and the Sega Genesis Collection. The final tier mentioned above includes all of those games as well.
Proceeds from the sale will go to the Make-a-Wish Foundation, Whale and Dolphin Conservation, Willow Foundation, Special Effects, and GamesAid. The sale is available until March 20 and can be found on the Humble site.