Shatter Battle
From AmtWiki
A standard type of Amtgard Battlegame as well a one of the most commonly played. Also called "Mutual Annihilation".
How to play
The goal of a Shatter Battle is to kill the enemy. If you kill someone enough times that they have no lives left, they are Shattered. If the entire team is Shattered, you have won the Shatter Battle.
Usually the other team will call it before it goes down to the last life of the last player.