HELLDIVERS is a hardcore, cooperative, twin stick shooter. As part of the elite unit called the HELLDIVERS, players must work together to protect SUPER EARTH and defeat the enemies of mankind in an intense intergalactic war.HELLDIVERS Dive Harder Edition is a free upgrade for all existing owners and include:A NEW GAME MODE: "Proving Grounds". Take on challenging missions with unique modifiers.NEW loadout system with random- and favorite-loadout optionsAll previous expansions (A New Hell, Masters of the Galaxy, Turning Up The Heat and Democracy Strikes Back).Up to 4 player local and online co-op on STEAM.Full friendly fire - accidentally kill your friends, again and again.Direct the full might of the military with a wide variety of Support Stratagems.Community-driven galactic campaign.A universe of worlds to liberate.100+ hours of gameplay