Monsters Respawn Time. All schedules are based on Server Time -5 GMT.
Boss Respawn
| Monster Name | Location | Respawn Time |
| Kundun | Kalima 7 | 8AM and 8PM |
| Nightmare | Kanturu | 1 day |
| Erohim | Land of Trial | 12 hours |
| Balgass | Crywolf | Wednesday 10:30 PM |
| Selupan | Raklion | 15 hours |
| Medusa | Swamp of Calmness | 3:00 PM |
| Lord Silvester | Uruk Montains | 15 hours |
| Core Magriffy | Nars | 15 hours |
| Lord of Ferea | Ferea | 15 to 21 hours |
| Knicks | Nixies Lake | 15 to 21 hours |
| God of Darkness | Swamp of Darkness | 15 to 21 hours |
Mini-Boss Respawn
| Monster Name | Location | Respawn Time |
| Lich Queen | Devias | 3 hours |
| Gorgon | Dungeon | 3 hours |
| Balrog | Losttower | 3 hours |
| Hydra | Atlans | 3 hours |
| Zaikan | Tarkan | 3 hours |
| Hero Mutant | Tarkan | 3 hours |
| Omega Wing | Icarus | 3 hours |
| Axl Hero | Land of Trial | 3 hours |
| Gigas Golem | Land of Trial | 3 hours |
| Dark Elf | Crywolf | 6 hours |
| Maya Hands | Kanturu | 6 hours |
| Zombie Fighter (hero) | Vulcanus | 6 hours |
| Resurrected Gladiator (hero) | Vulcanus | 6 hours |
| Ash Slaughterer (hero) | Vulcanus | 6 hours |
| Cruel Blood Assassin (hero) | Vulcanus | 6 hours |
| Ruthless Lava Giant (hero) | Vulcanus | 6 hours |
| Undine | Acheron | 6 hours |
| Salamander | Acheron | 6 hours |
| Sylphid | Acheron | 6 hours |
| Gnome | Acheron | 6 hours |
| Hellraiser | Acheron | 6 hours |
| Sellihoden | Debenter | 6 hours |
| Ukanva | Debenter | 6 hours |
| Silla | Debenter | 6 hours |
| Normus | Debenter | 6 hours |
| Muff | Debenter | 6 hours |
| Deep Dungeon Gorgon | Deep Dungeon 5 | 9 hours |
| (Elite) Great Bahamut of Abyss | Abyss of Atlans | 15 hours |
| (Elite) Lizard King of Abyss | Abyss of Atlans | 15 hours |
| (Elite) Scorched Warrior | Scorched Canon | 15 hours |
| (Elite) Scorched Assasin | Scorched Canon | 15 hours |
| (Elite) Scorched Wizard | Scorched Canon | 15 hours |
Invasions Respawn
| Monster Name | Location | Respawn Time |
| Skeleton King | Lorencia | 2:00 AM 6:00 AM 10:00 AM 2:00 PM 6:00 PM 10:00 PM |
| Red Dragon | Lorencia | 2:30 AM 6:30 AM 10:30 AM 2:30 PM 6:30 PM 10:30 PM |
| Golden Monsters | All maps | 5:30 AM 11:30 AM 5:30 PM 11:30 PM |
| White Wizard | Lorencia, noria and devias | 1:30 AM 4:30 AM 7:30 AM 10:30 AM 1:30 PM 4:30 PM 7:30 PM 10:30 PM |
| Red Wizard | Vulcanus | 8:30 PM |
| Muun monsters | All maps | 6:00 AM 8:00 PM |
| Search & Kill GM | Lo, No, De, Du, Lt, Tk | 7:00 PM |