1st: You Need To Find 6 Players That Have 2 Controllers and a microphone
Second: Invite All Player Into A Party Chat
3rd: Each person add their split screen player into the game(it must be another account you can create a free one on Xbox)
4th: One Player out of the 6 players host a lobby and invite ONLY 2 people into the lobby making it a total of 6 people into the lobby including your split screen players.
5th: The Lobby host searches for a game hoping not to link up with any RANDOMS,if he does he backs out and searches again until he does not link with anyone
6th: Someone that is in the lobby with the host have to invite the other remaining players while the game searches for players
7th: after everyone gets it you guys can boost