Chancellor of the Spires 
Creature — Phyrexian Sphinx
$0.44 #13779 0.57 15.3 years
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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Cards similar to Chancellor of the Spires expected a card that isn't here?
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Memory Plunder94%
$1.39↑#4684↑0.38↓18.3 years↑
"You may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost."
Diluvian Primordial92%
$0.26↓#3658↑0.4913.6 years↓
"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."
Wrexial, the Risen Deep90%
$1.50↑#5308↑0.4716.6 years↑
"Whenever this card deals combat damage to a player, you may cast target instant or sorcery card from that player's graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead."
Jace's Mindseeker90%
$0.34↓#146440.21↓13.1 years↓
"When this creature enters, target opponent mills five cards. You may cast an instant or sorcery spell from among them without paying its mana cost."
Deluxe Dragster90%
$2.35↑#7020↑0.523.4 years↓
"Whenever this Vehicle deals combat damage to a player, you may cast target instant or sorcery card from that player's graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead."
Mindclaw Shaman89%
$0.29↓#115700.08↓14.1 years↓
"When this creature enters, target opponent reveals their hand. You may cast an instant or sorcery spell from among those cards without paying its mana cost."
Arcane Heist88%
$2.94↑#5097↑0.36↓2.4 years↓
"You may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost. If that spell would be put into their graveyard, exile it instead."
Sorcerous Squall88%
$0.80↑#8452↑0.20↓2.8 years↓
"Target opponent mills nine cards, then you may cast an instant or sorcery spell from that player's graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead."
Quistis Trepe86%
$0.23↓#9075↑0.24↓1.2 years↓
"When this card enters, you may cast target instant or sorcery card from a graveyard, and mana of any type can be spent to cast that spell. If that spell would be put into a graveyard, exile it instead."
Spectral Arcanist82%
$0.29↓#125910.42↓4.8 years↓
"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."
Talent of the Telepath82%
$0.65↑#10314↑0.6511.1 years↓
"If there are two or more instant and/or sorcery cards in your graveyard, you may cast up to two instant and/or sorcery spells from among the revealed cards instead of one."
Knacksaw Clique80%
$3.35↑#17338↓0.20↓18.3 years↑
"Flying"
Impulsivity79%
$0.27↓#6081↑0.00↓0.6 years↓
"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."
Flawless Forgery78%
$0.29↓#17455↓0.564.4 years↓
"Exile target instant or sorcery card from an opponent's graveyard. Copy that card. You may cast the copy without paying its mana cost."
Dire Fleet Daredevil78%
$0.22↓#3237↑0.24↓8.6 years↓
"When this creature enters, exile target instant or sorcery card from an opponent's graveyard. You may cast it this turn, and mana of any type can be spent to cast that spell. If that spell would be put into a graveyard, exile it instead."
Goblin Dark-Dwellers76%
$0.26↓#8945↑0.00↓10.6 years↓
"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."
Torrential Gearhulk76%
$0.35↓#2710↑0.519.9 years↓
"When this creature enters, you may cast target instant card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead."
Efreet Flamepainter76%
$0.33↓#154090.13↓5.4 years↓
"Whenever this creature 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."
Daring Waverider76%
$0.24↓#8881↑0.38↓2.1 years↓
"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."
Djinn of Wishes76%
$0.12↓#18716↓0.00↓17.1 years↑
"Flying"