Unturned is a free,
To stay alive you have to scavenge for supplies, live off the land, build forts, and trade with others. You can join player vs player servers in a last man standing fight to the death, or jump on a team server to work as a clan.
There's currently only one map to play on but the developer plans to add more based on what users enjoy.
Unturned is an original take on the survival genre, and well worth a look.
Download Unturned 3.0 in