| Holy Treatment | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Holy Treatment | Gyruth | Relic, the Artifact City | — |
| Impairing Thickener | a spell research merchant | Ak'Anon | — |
| Impairing Thickener | Merchant Model CGXXII | Corathus Creep | — |
| Impairing Thickener | a spell research merchant | Crescent Reach | — |
| Impairing Thickener | Researcher Junna | Crescent Reach | — |
| Impairing Thickener | a spell research merchant | East Cabilis | — |
| Impairing Thickener | a spell research merchant | Erudin | — |
| Impairing Thickener | a spell research merchant | Southern Felwithe | — |
| Impairing Thickener | a spell research merchant | West Freeport | — |
| Impairing Thickener | Scholar Klaz | Plane of Knowledge | — |
| Impairing Thickener | Nursa Rasumus | Plane of Knowledge | — |
| Impairing Thickener | a spell research merchant | Oggok | — |
| Impairing Thickener | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Impairing Thickener | a spell research merchant | Kelethin (in Greater Faydark) | — |
| Impairing Thickener | a spell research merchant | Neriak - Commons | — |
| Impairing Thickener | a spell research merchant | North Kaladim | — |
| Impairing Thickener | Krack at +947, +552, -274 | Relic, the Artifact City | — |
| Impairing Thickener | a spell research merchant | Grobb | — |
| Impairing Thickener | a spell research merchant | Halas | — |
| Impairing Thickener | a spell research merchant | Rivervale | — |
| Impairing Thickener | a spell research merchant | South Qeynos | — |
| Impairing Thickener | a spell research merchant | Shar Vahl | — |
| Imprecise Accelerative Mechanotablet | a creep reaper | Corathus Creep | — |
| Imprecise Incantific Mechanotablet | a creep reaper | Corathus Creep | — |
| Ink Additive of the Nameless | a spell research merchant | Rivervale | — |
| Ink Additive of the Nameless | a spell research merchant | Shar Vahl | — |
| Ink Additive of the Nameless | Gyruth | Relic, the Artifact City | — |
| Ink Additive of the Nameless | a spell research merchant | South Qeynos | — |
| Ink Additive of the Nameless | Eric Rasumus | Plane of Knowledge | — |
| Ink Additive of the Nameless | Scholar Klaz | Plane of Knowledge | — |
| Ink Additive of the Nameless | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Ink Additive of the Nameless | a spell research merchant | Southern Felwithe | — |
| Ink Additive of the Nameless | a spell research merchant | Kelethin (in Greater Faydark) | — |
| Ink Additive of the Nameless | a spell research merchant | Neriak - Commons | — |
| Ink Additive of the Nameless | a spell research merchant | Halas | — |
| Ink Additive of the Nameless | a spell research merchant | North Kaladim | — |
| Ink Additive of the Nameless | a spell research merchant | Erudin | — |
| Ink Additive of the Nameless | a spell research merchant | Oggok | — |
| Ink Additive of the Nameless | a spell research merchant | Grobb | — |
| Ink Additive of the Nameless | Sagacious Great Jade | Stratos: Zephyr's Flight | — |
| Ink Additive of the Nameless | a spell research merchant | Ak'Anon | — |
| Ink Additive of the Nameless | Merchant Model CGXIV | Corathus Creep | — |
| Ink Additive of the Nameless | a spell research merchant | Crescent Reach | — |
| Ink Additive of the Nameless | Researcher Layla | Crescent Reach | — |
| Ink Additive of the Nameless | a spell research merchant | East Cabilis | — |
| Ink Additive of the Nameless | a spell research merchant | West Freeport | — |
| Ink of Affliction | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Ink of Affliction | a spell research merchant | Grobb | — |
| Ink of Affliction | Nursa Rasumus | Plane of Knowledge | — |
