| Ameliorating Thickener | Myath at +943, +533, -274 | Relic, the Artifact City | — |
| Ameliorating Thickener | a spell research merchant | Rivervale | — |
| Ameliorating Thickener | a spell research merchant | Southern Felwithe | — |
| Ameliorating Thickener | a spell research merchant | Oggok | — |
| Ameliorating Thickener | Scholar Klaz | Plane of Knowledge | — |
| Ameliorating Thickener | a spell research merchant | North Kaladim | — |
| Ameliorating Thickener | Maree Rasumus | Plane of Knowledge | — |
| Ameliorating Thickener | a spell research merchant | Ak'Anon | — |
| Ameliorating Thickener | a spell research merchant | Neriak - Commons | — |
| Ameliorating Thickener | a spell research merchant | West Freeport | — |
| Ameliorating Thickener | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Apprentice Researcher Certificate | Event Coordinator Baublie Diggs | West Freeport | — |
| Aqua Regia | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Aqua Regia | a spell research merchant | Southern Felwithe | — |
| Aqua Regia | a spell research merchant | North Kaladim | — |
| Aqua Regia | a spell research merchant | Oggok | — |
| Aqua Regia | a spell research merchant | Neriak - Commons | — |
| Aqua Regia | Eric Rasumus | Plane of Knowledge | — |
| Aqua Regia | a spell research merchant | Kelethin (in Greater Faydark) | — |
| Aqua Regia | Scholar Klaz | Plane of Knowledge | — |
| Aqua Regia | Gyruth | Relic, the Artifact City | — |
| Aqua Regia | a spell research merchant | West Freeport | — |
| Aqua Regia | Researcher Layla | Crescent Reach | — |
| Aqua Regia | a spell research merchant | East Cabilis | — |
| Aqua Regia | a spell research merchant | Crescent Reach | — |
| Aqua Regia | a spell research merchant | Erudin | — |
| Aqua Regia | a spell research merchant | Ak'Anon | — |
| Aqua Regia | Merchant Model CGXIV | Corathus Creep | — |
| Aqua Regia | a spell research merchant | Grobb | — |
| Aqua Regia | a spell research merchant | Rivervale | — |
| Aqua Regia | a spell research merchant | Halas | — |
| Aqua Regia | a spell research merchant | Shar Vahl | — |
| Aqua Regia | a spell research merchant | South Qeynos | — |
| Arcane Thickener | Researcher Melka | Crescent Reach | — |
| Arcane Thickener | a spell research merchant | East Cabilis | — |
| Arcane Thickener | a spell research merchant | Crescent Reach | — |
| Arcane Thickener | a spell research merchant | Erudin | — |
| Arcane Thickener | a spell research merchant | Ak'Anon | — |
| Arcane Thickener | Merchant Model CGXVIII | Corathus Creep | — |
| Arcane Thickener | a spell research merchant | Shar Vahl | — |
| Arcane Thickener | a spell research merchant | Grobb | — |
| Arcane Thickener | Maree Rasumus | Plane of Knowledge | — |
| Arcane Thickener | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Arcane Thickener | Scholar Klaz | Plane of Knowledge | — |
| Arcane Thickener | Myath at +943, +533, -274 | Relic, the Artifact City | — |
| Arcane Thickener | a spell research merchant | Halas | — |
| Arcane Thickener | a spell research merchant | Oggok | — |
| Arcane Thickener | a spell research merchant | Rivervale | — |
| Arcane Thickener | a spell research merchant | South Qeynos | — |
| Arcane Thickener | a spell research merchant | Kelethin (in Greater Faydark) | — |
