The fully unlocked “Aura Servants” white and blue deck. On the city-world of Ravnica, the Azorius Senate creates magically binding laws to enforce peace. The “Aura Servants” deck uses Auras to improve the strength and ferocity of its creatures. Endlessly customize your forces with different magical enhancements! Additional content for Magic: The Gathering — Duels of the Planeswalkers 2013. Requires Magic 2013 Expansion.