1 Aetherspouts (M15) 44
1 Arcane Denial (MSC) 147
1 Arrester's Admonition (RNA) 31
1 Body of Knowledge (DSC) 112
1 Brainstorm (TLE) 155
1 Broken Concentration (SOI) 50
1 Bruvac the Grandiloquent (PLIST) 10
1 Cancel (FDN) 505
1 Chemister's Insight (GRN) 32
1 Command Tower (ELD) 333
1 Compelling Argument (AKH) 47
1 Cyclonic Rift (RTR) 35
1 Disdainful Stroke (WOE) 47
1 Dismiss (TE) 58
1 Dreadwaters (ORI) 56
1 Drowned Secrets (GRN) 39
1 Expropriate (PLIST) 30
1 Fleet Swallower (XLN) 57
1 Folio of Fancies (ELD) 46
1 Forgotten Creation (SOI) 63
1 Fraying Sanity (HOU) 35
1 Galestrike (AKH) 54
1 Glacial Wall (7E) 78
1 Halimar Depths (WWK) 137
1 Hedron Crab (ZEN) 47
1 Homarid Explorer (DOM) 53
1 Howling Mine (M10) 212
34 Island (HOB) 190
1 Jace, Memory Adept (PMEI) 219
1 Kami of the Crescent Moon (SOK) 42
1 Keening Stone (ROE) 219
1 Maddening Cacophony (ZNR) 67
1 Manic Scribe (SOI) 73
1 Memory Erosion (ALA) 50
1 Mind's Dilation (MSC) 277
1 Minds Aglow (CMM) 105
1 Mnemonic Wall (THS) 55
1 Panharmonicon (KLD) 226
1 Patient Rebuilding (M19) 67
1 Peel from Reality (M15) 74
1 Pore Over the Pages (SOI) 79
1 Propaganda (MSC) 151
1 Psychic Corrosion (M19) 68
1 Reliquary Tower (M19) 254
1 River's Rebuke (FDN) 595
1 Ruin Crab (ZNR) 295
1 Sakashima of a Thousand Faces (TLE) 18
1 Scourge of Fleets (JOU) 51
1 Serum Visions (5DN) 36
1 Sift (M19) 72
1 Sol Ring (MSC) 214
1 Sphinx's Tutelage (ORI) 76
1 Swan Song (THS) 65
1 Teferi's Ageless Insight (M21) 294
1 Teferi's Tutelage (M21) 296
1 Temple Bell (C16) 277
1 Thought Collapse (RNA) 57
1 Thought Vessel (MSC) 222
1 Torrential Gearhulk (FIC) 272
1 Traumatize (M14) 77
1 Ulamog, the Ceaseless Hunger (BFZ) 15
1 Vertigo Spawn (GPT) 42
1 Wall of Lost Thoughts (RNA) 59
1 Wall of Mist (GRN) 58
1 Whelming Wave (BNG) 57
1 Windfall (UZ) 111
1 Winds of Rebuke (AKH) 76