World Shaper [Rivals of Ixalan] Human Artificer Whenever a creature an opponent

Whenever a creature an opponent controls with a -1/-1 counter on it dies

Phenax isn't a creature

Set: San Diego Comic-Con 2014 Type: Legendary Planeswalker — Jace Rarity: Mythic Cost: {2}{U}{U} +1: Look at the top two cards of your library

Counter target spell unless its controller pays {1}

Equipped creature has indestructible

World Shaper [Rivals of Ixalan] Human Artificer Whenever a creature an opponentSet: Rivals of Ixalan Type: Creature Merfolk Shaman Rarity: Rare Cost: {3}{G} Whenever World Shaper attacks, you may mill three cards. When World Shaper dies, return all land cards from your graveyard to the battlefield tapped. "The Great River will not be tamed."