1 Alchemist's Apprentice (AVR) 42
1 Ambition's Cost (8ED) 118
1 Ancient Craving (PLIST) 62
1 Brainspoil (RAV) 78
1 Charcoal Diamond (PLIST) 296
1 Clutch of the Undercity (RAV) 197
1 Commander's Sphere (FIC) 339
1 Compulsive Research (RAV) 40
1 Concentrate (8ED) 68
1 Costly Plunder (XLN) 96
1 Coveted Prize (ZNR) 95
1 Deep Analysis (TDC) 150
1 Demonic Bargain (VOW) 103
1 Diabolic Tutor (KLD) 75
1 Dimir House Guard (RAV) 83
1 Dimir Locket (GRN) 234
1 Dockside Chef (NEO) 93
1 Drowned Rusalka (GPT) 24
1 Dusk Legion Zealot (RIX) 70
1 Eloise, Nephalia Sleuth (MIC) 3
1 Fact or Fiction (PLIST) 42
1 Fell Stinger (VOW) 112
1 Floodhound (PLIST) 42
1 Forgotten Creation (SOI) 63
1 Greed (7E) 140
1 Hapless Researcher (JUD) 42
1 Hard Evidence (H2R) 5
1 Hedron Archive (FDN) 726
1 Illicit Shipment (SNC) 83
1 Ingenious Mastery (STX) 44
20 Island (TLA) 283
1 Leaden Myr (MRD) 191
1 Letter of Acceptance (STX) 256
1 Magnifying Glass (MKM) 255
1 March of the Machines (MRD) 42
1 Merfolk Looter (M12) 65
1 Merfolk Windrobber (ZNR) 70
1 Mulldrifter (MKC) 111
1 Notion Rain (GRN) 193
1 Obsessive Stitcher (M21) 223
1 Orazca Relic (RIX) 181
1 Ornithopter of Paradise (DRC) 133
1 Parcel Myr (MH2) 54
1 Precognitive Perception (RNA) 45
1 Razaketh's Rite (HOU) 74
1 Read the Bones (ORI) 114
1 Rush of Knowledge (SCG) 49
1 Sigiled Starfish (ORI) 73
1 Sign in Blood (M15) 114
1 Silver Myr (SOM) 202
1 Sinister Starfish (MKC) 140
1 Sky Diamond (6E) 311
1 Stirge (CLB) 150
17 Swamp (TLA) 284
1 Tales of the Ancestors (KHC) 8
1 Tamiyo's Epiphany (WAR) 71
1 Thallid Soothsayer (DOM) 107
1 Thirst for Discovery (VOW) 85
1 Thirst for Knowledge (NEO) 85
1 Thirst for Meaning (THB) 74
1 Ugin's Insight (BFZ) 87
1 Universal Surveillance (EOC) 81
1 Viscera Seer (TDC) 199
1 Vision Skeins (DIS) 36
1 Words of Wisdom (OD) 114