Mirrodin Besieged promises to expand the viability of the infect mechanic in Commander. This week, David explores some of the implications of infect in the format as well as some of the ways players can get the most out of their poison counters.

Again this week Kellen Huber goes into the extended format with a darker side to the format with a new BR deck.

This week, David shares the trials, tribulations and joys of building and playing mono-Red in Commander.