[H] Natural Selection 2, Garry's mod, Cities in motion 2, Serious sam 3 :BFE [W] TF2 Keys, cards

Have:

-Indie gala codemasters BTA - 1 tf2/dota2 key

-Garry's mod(key)- 1 tf2/dota2 key

-Natural selection 2(key) - 1 tf2/dota2 key

-Serious Sam 3: BFE(key) - 10 cards

-Cities in motion 2(key) - 15 cards

add me for discussion