This is A Tiny Triangle--2 player! Play with a friend and survive as long as you can! Green triangle-up and down arrow keys, M shoot Red triangle- W and S keys, R shoot Shoot the lasers at each other, try not to get hit! Beat your opponent and discover the best triangle.
Credit to @WrsMySndWhich in BluCore productions making the ORIGINAL Red Cube series. (Red Cube-2 player!) This is a branch-off series. A Tiny Triangle 6 will be out soon. Maybe before my horror game.