Channeled Dragonfire
Sorcery
Channeled Dragonfire deals 2 damage to any target.
Harmonize 
(You may cast this card from your graveyard for its harmonize cost. You may tap a creature you control to reduce that cost by 
, where X is its power. Then exile this spell.)
イラスト：
Tarkir: Dragonstorm#102アンコモン英語