Fire Fight is one of Halos favorite co-op modes where this is a survival which comes at you by waves of enemies. As the waves get bigger more enemies and the stronger they are. This game mode consists of four players, there is also only three games that have this; Halo 5, Halo Reach, and Halo 3 ODST. Those games are very popular games within the franchise. Another thing is that this game mode can be one of the fastest way to level up, it can also be a time killer if you are waiting for someone to invite you to thier lobby, and you have a challenges in the Fire Fight game mode giving you extra XP if you complete those challenges such as “gain 4,000,000 points in one match of Fire Fight.” This giving you 14,000 XP towards your character.