Best 10 Free to Play Co-Op Games | MMO ATK Top 10 .. Lego mini figures online is 33 bucks you. Hai guys(: Recently, I've been looking for a co-op game (thats free you should try team fortress 2, brilliant, free, online multiplayer game:) #1. Top free to play games with online co-op, including Co-Op MMOs, Co-Op MMORPGs and other multiplayer online Co-op games that you can download and play. ActionIndiePlatformerCo-op. Rule 3 Don't link to threads in other subreddits. Get PCWorld's Digital Editions Subscribe Now. Saints row 3 and 4 are best iphones games blast in coop and are like 7 euros on ebay. Something about co-op and zombies, eh? That game is an overlong, repetetive, boring and broken pile of garbage. About Us Advertise Hey, developers!