Earth Defense Force 2017 is an arcade-style third-person shooter game equips players with an extensive arsenal of diverse weapons, pilotable vehicles and loyal teammates in order to defeat a wide variety of attackers ranging from gigantic ants and spiders to robots and monsters standing more than 20 stories tall.
Earth Defense Force 2017 lands players on the front lines of an onslaught of extraterrestrial invaders, with non-stop swarms of hundreds of enemies on screen at once. Gamers aren't alone. Not only do they have more than 150 weapon variations to choose from, including assault rifles, rocket launchers and flamethrowers—but they have the support of AI controlled Earth Defense Force teammates who battle beside them throughout the game. Players can also join forces with live teammates in co-op mode and battle together. Fighting within a wholly destructible environment where bridges, skyscrapers and other structures can just as easily be destroyed by friend or foe, players can either save their world or demolish it in the process. With more than 50 missions to complete and a seemingly endless barrage of attackers, the Earth Defense Force has their work cut out for them.
- Battle alien hordes: Face off against a wide variety of attackers ranging from giant insects to monsters standing more than 20 stories tall. With non-stop swarms of literally hundreds of enemies on screen at once, these chaotic battles are unlike anything you have ever seen before.
- Utilize a mighty arsenal of weapons: You are armed to the teeth with an array of 170 different varieties of 7 different weapons: Assault rifles, rocket launchers, flame throwers, grenades, and much more!
- Experience more than 50 missions: Engage the enemy in 50 all-out battles. Battle alongside your EDF squad mates through city streets, caves, and coasts to repel the alien invaders on all fronts.
- Command powerful military vehicles: Take control of battle tanks, giant armored mechs, attack helicopters, and hover bikes to triumph over your enemies.
- Team up for victory: The odds may seem impossible, but you are not alone. Fight by the side of your EDF teammates. This crew of fearless soldiers will charge in to battle fearlessly by your side and assist you throughout the game. Join in with friends in co-op mode and work together to defeat the alien swarms.
- Destroy the environment: As you battle the alien invaders, stray shots can bring down skyscrapers, bridges, and any other structure. Will you cause more destruction than the invaders in your quest for victory?
This game is also known as Chikyuu Boueigun 3 in Japan.