6/12 ($12) Themed Constructed,  50/30. Pack per win and 0-3 gets a pack.

Build a constructed deck using one focal element in your decks.
Deckbuilding: Your Atlas and Spellbook can only use one elemental threshold such as only Fire, only Water, only Air, or only Earth.

Ex. Your avatar is the Elementalist. You choose to use Fire elemental thresholds only for your spellbook + Atlas. You can use sites and spells that do not have an elemental threshold, such as Just a Rock (artifact) or Leyline Hedge (site).