Although Grifball for Halo 5 is currently in development and is ranked highly on 343 Industries’ list of post-launch priorities, Halo 5 will launch with only four main gametypes: Slayer, Breakout, Capture the Flag, and Strongholds.
Here is the complete list of game mode available on-disc at launch:
Despite the lack of content, custom game options are the most extensive ever seen in a Halo game. Players can alter the most minute of details while designing their own custom game modes, including:
Most options can be set between 0% and 200%, in 10% increments.
When Grifball is made available post-launch, players will have a trove of options to play with the create the best gameplay experience.