Cataclysmic Gearhulk [Kaladesh Inventions] Elf Warrior Shaman knowing that their builders were

knowing that their builders were unwittingly drawn by the convergence of mana in the area

If you control an Urza's Mine and an Urza's Power-Plant

Set: Guildpact Type: Creature — Thrull Rarity: Common Cost: {1}{W/B} ({W/B} can be paid with either {W} or {B}

Sacrifice Conch Horn: Draw two cards

At the beginning of your first upkeep

Cataclysmic Gearhulk [Kaladesh Inventions] Elf Warrior Shaman knowing that their builders wereSet: Kaladesh Inventions Type: Artifact Creature Construct Rarity: Mythic Cost: {3}{W}{W} Vigilance When Cataclysmic Gearhulk enters the battlefield, each player chooses an artifact, a creature, an enchantment, and a planeswalker from among the nonland permanents they control, then sacrifices the rest.