| Hunger Wolf Starter | – | | |
 Hyena | 19 | Mob | |
| Hyena | 19 | Mob | |
| Hyena | 19 | Mob | |
| Hyena Alpha | 19 | Mob | |
 Hyena Alpha | 19 | Mob | |
| Hyena Alpha | 19 | Mob | |
| Hyena Alpha | 19 | Mob | |
| Ídolo de teletransportación | – | | Apariciones |
| Ign Boss Wagon | – | | |
| Ilias | – | NPCQuest | |
| Inactive Scarecrow Troll | – | | Apariciones |
| Incendiario diablillo | 1 | Mob | |
| Incendiario diablillo | 4 | Mob | |
| Incendiario diablillo | 5 | Mob | |
| Incendiario diablillo | 6 | Mob | |
| Incendiario diablillo | 7 | Mob | |
| Incendiario diablillo | 8 | Mob | |
| Incendiario diablillo | 9 | Mob | |
| Incendiario diablillo | 10 | Mob | |
| Incendiario diablillo | 11 | Mob | |
| Incendiario diablillo | 12 | Mob | |
| Incendiario diablillo | 13 | Mob | |
| Incendiario diablillo | 14 | Mob | |
| Incendiario diablillo | 19 | Mob | |
 Infected Saxaul | 19 | | |
| Ingeniero | – | | |
 Ingredient For Ale 01 | – | | Apariciones |
 Ingredient For Ale 02 | – | | Apariciones |
 Ingredient For Ale 03 | – | | Apariciones |
| Insecto hoja | 19 | Mob | |
 Intoxicating Flower | – | | |
| Intruso cerebral | 6 | Mob | |
| Intruso cerebral | 7 | Mob | |
| Intruso cerebral | 8 | Mob | |
| Intruso cerebral | 9 | Mob | |
| Intruso cerebral | 10 | Mob | |
| Intruso cerebral | 11 | Mob | |
| Intruso cerebral | 12 | Mob | |
| Intruso cerebral | 13 | Mob | |
| Intruso cerebral | 14 | Mob | |
| Intruso cerebral | 19 | Mob | |
| Intruso cerebral | 19 | Mob | |
| Io | – | NPCQuest | |
| Iron Rivets | – | | Apariciones |
| Isaac | – | NPC | |
| Isaac | – | NPC | |
| Isaac | – | NPC | |
| Isaac Active Object Inherit1 | – | | |
| Isaac Active Object Inherit2 | – | | |