Three-Letter Abbreviation: SOM
Number of Cards: 249
Release Date: October 1, 2010
Prerelease Events: September 25–26, 2010
Launch Parties: October 1–3, 2010
Design Team: Mark Rosewater (lead), Mark Gottlieb, Alexis Janson, Erik Lauer, Matt Place, Mark Globus, Nate Heiss
Development Team: Mike Turian (lead), Aaron Forsythe, Erik Lauer, Mark Purvis, Matt Place
Source