In the 4.5 billion years the earth has been around, about 108 billion humans have walked its surface. In the 11 years Halo has been around, a small subset of those humans have killed each other more than 136 billion times.

As Bungie says goodbye to the franchise that brought it fame and fortune, the game developer has released some statistics detailing the dedication of its massive fan base. And the numbers are staggering.

Read more at Yahoo! Games