Chancellor of the Spires {4}{U}{U}{U}
Creature — Phyrexian Sphinx
You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, each opponent mills seven cards.
Flying
When this creature enters, you may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost.
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Impulsivity 98%
$0.28#6414
"When this creature enters, you may cast target instant or sorcery card from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead."
Sphinx of Foresight 98%
$0.37#11078
"You may reveal this card from your opening hand. If you do, scry 3 at the beginning of your first upkeep."
Chancellor of the Forge 97%
$0.92#12647
"You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, create a 1/1 red Phyrexian Goblin creature token with haste."
Devourer of Destiny 97%
$0.88#8101
"You may reveal this card from your opening hand. If you do, at the beginning of your first upkeep, look at the top four cards of your library. You may put one of those cards back on top of your library. Exile the rest."
Scholar of the Lost Trove 92%
$0.28#10197
"When this creature enters, you may cast target instant, sorcery, or artifact card from your graveyard without paying its mana cost. If an instant or sorcery spell cast this way would be put into your graveyard, exile it instead."
Chancellor of the Annex 88%
$2.99#10150
"You may reveal this card from your opening hand. If you do, when each opponent casts their first spell of the game, counter that spell unless that player pays {1}."
Slickshot Lockpicker 88%
$0.19#11061
"When this creature enters, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost."
Snapcaster Mage 88%
$18.87#1448
"When this creature enters, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost."
Infernal Tutor 86%
$0.50#16380
"Reveal a card from your hand. Search your library for a card with the same name as that card, reveal it, put it into your hand, then shuffle."
Providence 86%
$0.21#26737
"You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, your life total becomes 26."
Diluvian Primordial 85%
$0.63#3566
"When this creature enters, for each opponent, you may cast up to one target instant or sorcery card from that player's graveyard without paying its mana cost. If a spell cast this way would be put into a graveyard, exile it instead."
+1 more matching line
Spectral Arcanist 84%
$0.24#12254
"When this creature enters, you may cast an instant or sorcery spell with mana value less than or equal to the number of Spirits you control from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead."
Goblin Dark-Dwellers 83%
$0.31#9138
"When this creature enters, you may cast target instant or sorcery card with mana value 3 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead."
Daring Waverider 83%
$0.22#8434
"When this creature enters, you may cast target instant or sorcery card with mana value 4 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead."
Chancellor of the Tangle 82%
$0.95#16139
"You may reveal this card from your opening hand. If you do, at the beginning of your first main phase of the game, add {G}."
Oracle of Bones 82%
$0.27#17691
"When this creature enters, if tribute wasn't paid, you may cast an instant or sorcery spell from your hand without paying its mana cost."
Fae of Wishes // Granted 82%
$0.31#19332
"You may reveal a noncreature card you own from outside the game and put it into your hand."
Micromancer 82%
$0.20#9901
"When this creature enters, you may search your library for an instant or sorcery card with mana value 1, reveal it, put it into your hand, then shuffle."
Arcane Proxy 80%
$0.50#15986
"When this creature enters, if you cast it, exile target instant or sorcery card with mana value less than or equal to this creature's power from your graveyard. Copy that card. You may cast the copy without paying its mana cost."