New Game mode's

Ok so yesterday I said on what I think is better and what halo 4 hasnt got but needs
today im writing everything I think they need and the new game mode’s

The game mode’s it needs are coming out every week as this week team swat is supposed to be released

other gamemodes I would like to see are

Lone wolf (free for all) - I know its like regicide but just al-round pvp
multi team and double team
maybe some community games
Custom game features should be added
griffball
team snipers
maybe different gamemodes for infinity slayer like shotty snipers

thanky you for reading