Nourishing Shoal 
Instant — Arcane
You may exile a green card with mana value X from your hand rather than pay this spell's mana cost. You gain X life.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant — Arcane
You may exile a green card with mana value X from your hand rather than pay this spell's mana cost. You gain X life.