Eye of Duskmantle 27/311 (Commander: Murders at Karlov Manor)

Flying, lifelink You may play lands and cast spells from among cards in your graveyard you've surveilled this turn. If you cast a spell this way, you pay life equal to its mana value rather than paying its mana cost.

NM - $1.50
LP - $1.20
MP - $0.90
HP - $0.60
DMG - $0.40