Lord Xander, the Collector (Showcase Golden Age Gilded Foil) [Streets of New Capenna] Phyrexian Knight if it's the first combat

if it's the first combat phase of the turn

exile it face down

reveal Progenitus and shuffle it into its owner's library instead

Set: Doctor Who Type: Legendary Creature — Time Lord Doctor Rarity: Mythic Cost: {1}{G}{U} Paradox — Whenever you cast a spell from anywhere other than your hand

you get an experience counter

Lord Xander, the Collector (Showcase Golden Age Gilded Foil) [Streets of New Capenna] Phyrexian Knight if it's the first combatSet: Streets of New Capenna Type: Legendary Creature Vampire Demon Noble Rarity: Mythic Cost: {4}{U}{B}{R} When Lord Xander, the Collector enters the battlefield, target opponent discards half the cards in their hand, rounded down. Whenever Lord Xander attacks, defending player mills half their library, rounded down. When Lord Xander dies, target opponent sacrifices half the nonland permanents they control, rounded down.