Treva, the Renewer (Pro Tour) [Pro Tour Promos] Judge Gift Cards 2009 Gravestorm (When you cast this

Gravestorm (When you cast this spell

"To examine the causes of life

Set: Aether Revolt Type: Artifact Creature — Construct Rarity: Rare Cost: {X}{X} Walking Ballista enters the battlefield with X +1/+1 counters on it

Set: Kaladesh Prerelease Promos Type: Land Rarity: Rare Spirebluff Canal enters the battlefield tapped unless you control two or fewer other lands

Treva, the Renewer (Pro Tour) [Pro Tour Promos] Judge Gift Cards 2009 Gravestorm (When you cast thisSet: Pro Tour Promos Type: Legendary Creature Dragon Rarity: Rare Cost: {3}{G}{W}{U} Flying Whenever Treva, the Renewer deals combat damage to a player, you may pay {2}{W}. If you do, choose a color, then you gain 1 life for each permanent of that color.