Progenitor Exarch [March of the Machine Prerelease Promos] Snake Rogue exchange control of all permanents

exchange control of all permanents you and that player control

Wisdom is a throne

Set: Ixalan Type: Artifact // Land Rarity: Rare Cost: {4} Instant and sorcery spells you cast cost {1} less to cast

When Knight of the White Orchid enters the battlefield

Progenitor Exarch [March of the Machine Prerelease Promos] Snake Rogue exchange control of all permanentsSet: March of the Machine Prerelease Promos 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.