The game name is Bat Hunter. The game is a platformer where there are 2 players you can pick from to explore the map and kill all 11 bats to win the game. There are also bats that will destroy the player upon contact. You have to restart the level upon death and the bats have 4 lives before they are destroyed.Enjoy!
Arrow key left, move leftArrow key right, move rightArrow key up, jumpArrow key up x2, double jumpMouse to move aim of gunLeft click, fire bullet