From the introduction: The battle-board is where all the action takes place. It's designed to assist in the random events that take place in the game. You can use...any generic brand battle mat as long as you can fit the dimensions of the required guides on the mat. User summary: The battle-board is a 1-page PDF document that shows the suggested layout of a battle mat; it is not intended for use during play. The suggested battle mat dimensions are 32" x 32" divided into a grid of one-inch squares. The character sheet is a 2-page PDF document.