Rona, Sheoldred's Faithful (Showcase Textured) [Dominaria United] OP05-074 Exile Karn's Temporal Sundering

Exile Karn's Temporal Sundering

You may put that card onto the battlefield

you may pay {X}{W}{W} and exile it with X time counters on it

and eventually

Rona, Sheoldred's Faithful (Showcase Textured) [Dominaria United] OP05-074 Exile Karn's Temporal SunderingSet: Dominaria United Type: Legendary Creature Human Wizard Rarity: Uncommon Cost: {1}{U}{B}{B} Whenever you cast an instant or sorcery spell, each opponent loses 1 life. You may cast Rona, Sheoldred's Faithful from your graveyard by discarding two cards in addition to paying its other costs. "Consider yourself lucky. Not everyone is granted the gift of compleation."