Mouse Guard, Labyrinth, and Other Stories Written by David Petersen, Royden Lepp, Adam Smith, Sean Rubin, Tom Hammock, and Ramón K. Pérez Illustrated by David Petersen, Royden Lepp, Kyla Vanderklugt, Sean Rubin, Megan Hutchison, and Ramón K. Pérez Archaia, an imprint of BOOM! Studios, once more offers a hardcover book for Free Comic Book Day,