| Icatian Scout (10 variants) | 37 |
| Icatian Store (10 variants) | 419 |
| Icatian Town (10 variants) | 38 |
| Ice Floe (10 variants) | 420 |
| Imposing Visage (9 variants) | 241 |
| Incinerate (10 variants) | 242 |
| Inferno | 243† |
| Inferno (10 variants) | 243 |
| Infinite Hourglass (10 variants) | 378 |
| Initiates of the Ebon Hand | 169s |
| Initiates of the Ebon Hand (9 variants) | 169 |
| Instill Energy (10 variants) | 304 |
| Iron Star (10 variants) | 379 |
| Ironclaw Curse | 244† |
| Ironclaw Curse (9 variants) | 244 |
| Ironclaw Orcs (9 variants) | 245 |
| Ironroot Treefolk (10 variants) | 305 |
| Island (10 variants) | 435 |
| Island (10 variants) | 434 |
| Island (10 variants) | 436 |
| Island (10 variants) | 437 |
| Island Sanctuary (10 variants) | 39 |
| Ivory Cup (10 variants) | 380 |
| Ivory Guardians (10 variants) | 40 |
| Jade Monolith (10 variants) | 381 |
| Jalum Tome (10 variants) | 382 |
| Jandor's Saddlebags (10 variants) | 383 |
| Jayemdae Tome (10 variants) | 384 |
| Jester's Cap (10 variants) | 385 |
| Johtull Wurm (10 variants) | 306 |
| Jokulhaups (10 variants) | 246 |
| Joven's Tools (10 variants) | 386 |
| Justice (10 variants) | 41 |
| Juxtapose (10 variants) | 95 |
| Karma (10 variants) | 42 |
| Karplusan Forest (10 variants) | 421 |
| Keldon Warlord (10 variants) | 247 |
| Killer Bees (10 variants) | 307 |
| Kismet (10 variants) | 43 |
| Kjeldoran Dead (9 variants) | 170 |
| Kjeldoran Royal Guard (9 variants) | 44 |
| Kjeldoran Skycaptain (9 variants) | 45 |
| Knight of Stromgald (10 variants) | 171 |
| Krovikan Fetish (9 variants) | 172 |
| Krovikan Sorcerer (10 variants) | 96 |
| Labyrinth Minotaur (10 variants) | 97 |
| Leshrac's Rite (10 variants) | 173 |
| Leviathan (9 variants) | 98 |
| Ley Druid (10 variants) | 308 |
| Lhurgoyf (10 variants) | 309 |