Winternight Stories - Tarkir: Dragonstorm - 336

Sorcery

Mana Cost: {2}{U}

Draw three cards. Then discard two cards unless you discard a creature card.
Harmonize {4}{U} (You may cast this card from your graveyard for its harmonize cost. You may tap a creature you control to reduce that cost by {X}, where X is its power. Then exile this spell.)

Rare · Tarkir: Dragonstorm · #336 (TDM)

Illustrated by Tomas Duchek