Left 4 Dead 2: #1 que raiva deste disgra sado

Loja Steam:
Left 4 Dead (R$36,99): http://store.steampowered.com/app/500/Left_4_Dead/
Left 4 Dead 2 (R$34,99): http://store.steampowered.com/app/550/Left_4_Dead_2/
Left 4 Dead Bundle (R$71,98): http://store.steampowered.com/bundle/233/Left_4_Dead_Bundle/