1 Ancient Stirrings (ROE) 174
1 Braingeyser (3E) 50
1 Brainstorm (FCA) 28
1 Breakthrough (TOR) 26
1 Cadaverous Bloom (MI) 318
1 Careful Consideration (TSP) 52
1 Careful Study (OD) 70
1 Channel (4E) 120
1 Chromatic Sphere (MRD) 151
1 Chromatic Star (10E) 314
1 Command Tower (ECC) 59
1 Compulsion (TOR) 34
1 Compulsive Research (RAV) 40
1 Concentrate (8ED) 68
1 Courier's Capsule (ALA) 37
1 Cultivate (M21) 177
1 Dawntreader Elk (DKA) 111
1 Demonic Tutor (3E) 13
1 Diabolic Tutor (KLD) 75
1 Dimir Machinations (RAV) 84
1 Doomsday (MB2) 182
1 Drift of Phantasms (RAV) 46
1 Drowned Catacomb (FIC) 388
1 Explore (WWK) 99
1 Explosive Vegetation (DTK) 186
1 Fact or Fiction (PLIST) 42
1 Farseek (EOC) 50
1 Flux (WL) 39
10 Forest (ECL) 273
1 Frantic Search (TLE) 159
1 Gemstone Array (5DN) 124
1 Growth Spasm (ROE) 186
1 Harmonize (PLC) 149
1 Hinterland Harbor (DOM) 240
1 Ideas Unbound (PLIST) 40
1 Increasing Ambition (DKA) 69
10 Island (ECL) 270
1 Kodama's Reach (ECC) 113
1 Lat-Nam's Legacy (AL) 45
1 Lich's Mirror (ALA) 210
1 Long-Term Plans (SCG) 38
1 Lotus Bloom (PLIST) 259
1 Meditate (TE) 76
1 Mindslaver (SOM) 176
1 Mystic Remora (IA) 87
1 Mystical Teachings (FDN) 594
1 Mystical Tutor (6E) 83
1 Nature's Lore (EOC) 101
1 Obsessive Search (TOR) 43
1 Opt (FDN) 512
1 Peer Through Depths (CHK) 78
1 Perplex (RAV) 217
1 Ponder (M12) 73
1 Praetor's Grasp (NPH) 71
1 Preordain (TDC) 161
1 Probe (IN) 66
1 Prosperity (TLE) 17
1 Rain of Filth (UZ) 151
1 Rampant Growth (M10) 201
1 Reflecting Pool (SHM) 278
1 Sadistic Sacrament (ZEN) 110
1 Sakura-Tribe Elder (CHK) 239
1 See Beyond (ROE) 86
1 Serum Visions (5DN) 36
1 Stroke of Genius (MOC) 238
9 Swamp (ECL) 271
1 Thirst for Knowledge (NEO) 85
1 Tidings (10E) 116
1 Vedalken Orrery (5DN) 163
1 Vorosh, the Hunter (PLC) 164
1 Wayfarer's Bauble (5DN) 165
1 Windfall (OTC) 123
1 Woodland Cemetery (ECC) 176