See Zombie Builder Defense 2 in vid form, watch here.
"Defend against hordes of zombies in this fun filled top-down shooter. Build and upgrade your base, unlock powerful guns, and take on challenging bosses with up to 4 players in online co-op. Play minigames to earn bonuses and survive the zombie apocalypse one night at a time!"
At a glance categories:
Action, Arcade, Shooter