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17 May 2024: Card library updated.

Xanathar, Guild Kingpin

4UB · Legendary Creature — Beholder

At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way. 5/6

Similar cards

Color identity:
NameManaTypeText
Alloy Golem 6Artifact Creature — Golem As Alloy Golem enters the battlefield, choose a color. Alloy Golem is the chosen color. (It's still an artifact.) 4/4
Gríma, Saruman's Footman 2UBLegendary Creature — Human Advisor Gríma, Saruman's Footman can't be blocked. Whenever Gríma deals combat damage to a player, that player exiles cards from the top of their library until they exile an instant or sorcery card. You may cast that card without paying its mana cost. Then that player puts the exiled cards that weren't cast this way on the bottom of their library in a random order. 1/4
Pygmy Hippo GUCreature — Hippo Whenever Pygmy Hippo attacks and isn't blocked, you may have defending player activate a mana ability of each land they control and lose all unspent mana. If you do, Pygmy Hippo assigns no combat damage this turn and at the beginning of your next main phase this turn, you add an amount of {C} equal to the amount of mana that player lost this way. 2/2
Oath of Mages 1REnchantment At the beginning of each player's upkeep, that player chooses target player who has more life than they do and is their opponent. The first player may have Oath of Mages deal 1 damage to the second player.
Nessian Wanderer 1GCreature — Satyr Scout Constellation — Whenever an enchantment enters the battlefield under your control, look at the top three cards of your library. You may reveal a land card from among them and put that card into your hand. Put the rest on the bottom of your library in a random order. 1/3
Phyrexian Censor 2WCreature — Phyrexian Wizard Each player can't cast more than one non-Phyrexian spell each turn. Non-Phyrexian creatures enter the battlefield tapped. 3/3
Smoldering Egg 1RCreature — Dragon Egg Defender Whenever you cast an instant or sorcery spell, put a number of ember counters on Smoldering Egg equal to the amount of mana spent to cast that spell. Then if Smoldering Egg has seven or more ember counters on it, remove them and transform Smoldering Egg. 0/4
Kaslem's Stonetree 2GArtifact When Kaslem's Stonetree enters the battlefield, look at the top six cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom in a random order. Craft with Cave {5}{G} ({5}{G}, Exile this artifact, Exile a Cave you control or a Cave card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)
Neck Breaker Creature — Werewolf Attacking creatures you control get +1/+0 and have trample. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Neck Breaker. 4/3
Sadistic Sacrament BBBSorcery Kicker {7} (You may pay an additional {7} as you cast this spell.) Search target player's library for up to three cards, exile them, then that player shuffles. If this spell was kicked, instead search that player's library for up to fifteen cards, exile them, then that player shuffles.
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