Ok since I'll probably only get one more summer card:
Have:
FTL - Mantis Cruiser
Gratuitous space battles - Order
Offspring Fling - Angry Hornet, Mysterious Ninja x2
Terraria - Minishark x2
Summer - Dead Island Riptide, Reus, Torchlight 2
Want:
Gratuitous Space Battles - Tribes, Swarm
Offspring Fling - Lost Offspring, Hungry Gator, Spiky Cuddler, Full Parry
Dungeons of Dredmor - Brax, Krong, Diggles
Blocks that Matter - Alexy, Big Mama, slimes
Hotline Miami - Biker, Bum, Owl
Terrarria - Guide, eye of cthulhu, underworld, glowing mushrooms, living wood
Bastion - Shrine, Distillery, Windbags
Super Meat Boy - Dr. Fetus, Epic Meat Man, Retro meat
FTL: Kestrel, Engi, Rock, Zoltan, Slug
Summer - Bioshock Infinite, Chivalry