The eighth annual International Games Day @ your library is Saturday, November 21, 2015! And YES, there will be another International Minecraft Hunger Games (IMHG) Tournament presented by the Ann Arbor District Library! In this tournament, your players can compete against other libraries (of all types) from around the world.
You can find more about this event here.
Deadline for registering for the International Minecraft Hunger Games is October 31, 2015.