Pogo is offering 25% Off Select Power-Ups in Big City Adventure, Claire Hart: Soul Searcher and Undiscovered World.
No promo code required, the sale prices have already been marked down in each games power-up store.
http://www.pogo.com/games/bigcityadventure
http://www.pogo.com/games/claire-hart-soul-searcher
http://www.pogo.com/games/undiscovered-world
sounds like they might be planning a marathon.... oh.... wait.....