Metro Conflict is a new free-to-play MMOFPS in a science fiction setting that's now available on Steam. This announcement covers the launch, and here's a bit on the game: "Metro Conflict is a free-to-play MMOFPS set in the distant future, where players dive head first into a world drenched in warfare between two factions. Gear yourself up with 8 playable classes, each equipped with unique skills and weapon sets, to showcase your abilities in a fast paced, high adrenaline battlefield!"