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17 May 2024: Card library updated.

Bolas's Citadel

3BBB · Legendary Artifact

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

Similar cards

Color identity:
NameManaTypeText
Oblation 2WInstant The owner of target nonland permanent shuffles it into their library, then draws two cards.
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Efreet Flamepainter 3RCreature — Efreet Shaman Double strike Whenever Efreet Flamepainter deals combat damage to a player, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. 1/4
Hollowborn Barghest 5BBCreature — Demon Dog At the beginning of your upkeep, if you have no cards in hand, each opponent loses 2 life. At the beginning of each opponent's upkeep, if that player has no cards in hand, they lose 2 life. 7/6
Lightform 1WWEnchantment When Lightform enters the battlefield, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Lightform to it. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Enchanted creature has flying and lifelink.
Telekinetic Bonds 2UUUEnchantment Whenever a player discards a card, you may pay {1}{U}. If you do, you may tap or untap target permanent.
Reinforcements WInstant Put up to three target creature cards from your graveyard on top of your library.
Voltage Surge RInstant As an additional cost to cast this spell, you may sacrifice an artifact. Voltage Surge deals 2 damage to target creature or planeswalker. If this spell's additional cost was paid, Voltage Surge deals 4 damage instead.
Searing Meditation 1RWEnchantment Whenever you gain life, you may pay {2}. If you do, Searing Meditation deals 2 damage to any target.
Processor Assault 1RSorcery Devoid (This card has no color.) As an additional cost to cast this spell, put a card an opponent owns from exile into that player's graveyard. Processor Assault deals 5 damage to target creature.
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