1 Aysen Bureaucrats (5E) 285
1 Azor's Elocutors (RTR) 210
1 Azorius Chancery (DIS) 170
1 Azorius Guildgate (FDN) 683
1 Blessed Orator (9ED) 6
1 Boreal Shelf (CSP) 144
1 Brago's Representative (PLIST) 14
1 Brainstorm (FCA) 28
1 Brainwash (5E) 289
1 Careful Consideration (TSP) 52
1 Careful Study (OD) 70
1 Command Tower (EOC) 59
1 Compulsive Research (RAV) 40
1 Convolute (IKO) 45
1 Copy Enchantment (RVR) 312
1 Council of the Absolute (DGM) 62
1 Declaration of Naught (MOR) 29
1 Deserted Temple (EOS) 11
1 Disruptive Student (UZ) 69
1 Drifting Meadow (UZ) 320
1 Droning Bureaucrats (GPT) 4
1 Eidolon of Rhetoric (JOU) 10
1 Enchanted Evening (PLIST) 140
1 Enlightened Tutor (6E) 19
1 Erase (KTK) 9
1 Flagstones of Trokair (TSP) 272
1 Flow of Ideas (SHM) 38
1 Forbidding Watchtower (10E) 352
1 Fountain of Cho (MM) 317
1 Glacial Chasm (IA) 331
1 Glasses of Urza (6E) 287
1 Greater Auramancy (SHM) 7
1 Gwafa Hazid, Profiteer (CON) 110
1 Halimar Depths (WWK) 137
1 Hapless Researcher (JUD) 42
1 Hatching Plans (WOT) 20
1 Index (M13) 55
11 Island (TLA) 283
1 Jayemdae Tome (ORI) 231
1 Karoo (PLIST) 165
1 Lagonna-Band Elder (THS) 21
1 Lat-Nam's Legacy (AL) 45
1 Library of Leng (4E) 351
1 Lonely Sandbar (ONS) 320
1 Lost in Thought (JUD) 45
1 Magosi, the Waterveil (ZEN) 218
1 Maze of Ith (DMR) 398
1 Meddling Mage (ARB) 8
1 Mental Discipline (CG) 37
1 Minamo, School at Water's Edge (CHK) 279
1 Minister of Impediments (DIS) 144
1 Mystical Tutor (6E) 83
1 Novijen Sages (DIS) 27
1 Obsessive Search (TOR) 43
1 Paradox Haze (TSP) 71
5 Plains (TLA) 282
1 Ponder (M12) 73
1 Private Research (CG) 41
1 Prodigal Sorcerer (TSB) 29
1 Propaganda (FIC) 268
1 Rayne, Academy Chancellor (PLIST) 43
1 Reckless Scholar (SOI) 82
1 Reliquary Tower (CON) 143
1 Remote Isle (UZ) 324
1 Rhystic Study (PR) 45
1 Scrivener (OD) 100
1 Secluded Steppe (ONS) 324
1 Sejiri Refuge (ZEN) 224
1 Shared Discovery (ROE) 87
1 Snow-Covered Island (KHM) 278
1 Snow-Covered Plains (KHM) 276
1 Statecraft (MM) 106
1 Stealer of Secrets (RTR) 53
1 Teferi's Care (IN) 43
1 Teferi's Curse (MI) 96
1 Teferi's Realm (VI) 44
1 Teferi's Veil (WL) 53
1 Telepathy (10E) 113
1 Tobias Andrion (CH) 122
1 Tolaria (LE) 253
1 Tolaria West (PLIST) 173
1 Train of Thought (GPT) 39
1 Traveling Philosopher (THS) 34
1 Trusted Advisor (SOK) 59
1 Wizard Mentor (UZ) 112
1 Words of Wisdom (OD) 114

1 Academy Elite (PLIST) 20
1 Equipoise (VI) 103
1 Sage Owl (M10) 69
1 Teferi's Moat (TSB) 103