Games that exist within the Halo Universe, as opposed to the real world.
“Gravball is a popular game played by humans since the mid-25th century. The game consists of a...Gravball
“Hunting Rock is a simple Unggoy game where each participant kills a small or medium sized...Hunting rock
“A variant of pool called Moons exists in the 2500s. Its revised rules include reversing the laws...Moons (game)