Shadows Over Innistrad Booster
On the plane of Innistrad, humanity is beset on all sides.
Horrors stalk in the shadows. Terrors scratch at doors in the night.
Only grim determination and staunch faith in their guardian archangel, Avacyn, keep them alive in this nightmarish realm. But odd things are afoot: the forces that had protected them have been twisted into something dark and strange.