Peter Knudson follows up on the format that took the web by storm, digging into alternative Horde lists, the concept of Survivor decks, how to handle Planeswalkers, and a proposed banned list.

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.