New primer for Mardu Pyromancer is up! The old thread can be found here. The old thread just turned into the Pyromancer version of the deck, but if for some reason you want to discuss a non-pyromancer version of Mardu then feel free to start a new thread in Deck Creation.
MTGO/MTGA: Tyclone
My Primers ~ GWx Vizier Company ~ Knightfall ~ RG Eldrazi ~ Green's Sun's Zenith
More Brews ~ Modern Four Horsemen ~ Gitrog Dredge