Four Player Zone Wars

About Mutant Year Zero: Zone Wars, from BoardGameGeek:

Lead a band of mutant Stalkers into the Zone and fight others to scavenge artifacts from the Ancients. Stake out your claim in the post-apocalyptic wasteland – or die trying. Zone Wars is a fast and furious game of tabletop skirmishes set in the Mutant: Year Zero universe. Zone Wars is all about embracing mayhem and emergent narrative to create a fun and fast-flowing experience. Everything you need for two players is included in the Zone Wars Core Set, including top quality 32mm miniature figures, rules, scenarios, terrain, dice, cards and tokens.