Progenitor Exarch (Extended Art) [March of the Machine] Shapeshifter Rogue Set: Commander Anthology Type: Enchantment

Set: Commander Anthology Type: Enchantment Rarity: Uncommon Cost: {W} {W}

Then that player or that permanent's controller may pay {R}{R}

Set: Oath of the Gatewatch Prerelease Promos Type: Creature — Eldrazi Rarity: Rare Cost: {2} Whenever another colorless creature enters the battlefield under your control

It's knowing where to find what you don't

flat plains of their homeland

Progenitor Exarch (Extended Art) [March of the Machine] Shapeshifter Rogue Set: Commander Anthology Type: EnchantmentSet: March of the Machine Type: Creature Phyrexian Cat Cleric Rarity: Rare Cost: {X}{X}{W} When Progenitor Exarch enters the battlefield, incubate 3 X times. (To incubate 3, create an Incubator token with three +1 +1 counters on it and {2}: Transform this artifact. It transforms into a 0 0 Phyrexian artifact creature.) {T}: Transform target Incubator token you control.