Teval, Arbiter of Virtue (#230)

Type: Legendary Creature — Spirit Dragon

Text: Flying, lifelink
Spells you cast have delve. (Each card you exile from your graveyard while casting those spells pays for {1}.)
Whenever you cast a spell, you lose life equal to its mana value.

"As you act, so shall you be judged."

Set: Tarkir: Dragonstorm (#230)