any game from store>>pack of indie cheap games

I have GUARDIANS OF ORION
http://steamcommunity.com/games/104900/announcements/detail/85928399512170148
I got a key here, I don't really like the game. If anyone interest I would like to trade the key. the game is $19.99 USD and will be on steam Dcember 1st.
I want Rollercoaster tycoon3
http://store.steampowered.com/app/2700/
It's on sale.

Anything that interests you?