Four Team Map Idea

I was thinking there should be more maps and game modes in League, and I came up with an idea for a four team map. It's a square, with the teams spawning on all four sides. Could be a maze, in which case the goal should be to get to the middle, and destroy the thing that's there, getting kills the entire time (minions would be hostile and unaffiliated) Or it could be a traditional game mode, like SR. Four teams, one victor possible co-op modes ruins (maybe a city?) for the setting