Sky Fortress

Requirements:

• Have completed the Royal Banquet quest chain.
• Base level 145+

Basic Information

• Cooldown of this instance is 3 days.
• Instance is open for one hour and can be re-open in this time.
• You need to complete the first run successfully to get the Sky Fortress Ticket to re-open this instance.

Instance Guide

1. Use the warper > Instance > Sky Fortress.
2. Talk to the Scientist Doyeon and create the Sky Fortress instance.
3. Talk to the device to enter.
4. Right after entering the map, you will have a small dialog with Stefan J.E. Wolf and then he will attack you.
5. After killing him, the second wave will be Immortal Zombie Soldiers.
6. After cleaning the zombies, a new warp will appear and you can walk forward.
7. During the way up, you will be able to see some Swirling Portals. You can unlook those doors with Sky Fortress Keys.

Behind the Swirling Portal, is a long hall way with monsters. At the end of the hall way, is a Switch. If you use the Switch, you get either a boss monster or a treasure box.

Treasure Chest drops
Oridecon
Elunium
Yggdrasil Seed
Yggdrasil Berry
Old Card Album
Mystical Card Album

8. After cleaning those rooms, just go back to the Sky Fortress Mainstairs.
9. Keep climbing the stairs until you find another warp, enter it.
10. You will meet Stefan again, he will tell you a lil bit more. 
11. Keep climbing and killing and enter the last warp portal, till you reach the final Boss.
12. During this fight, there will be zombies spawning, basically just keep attack Stefan, until he dies.
13. After killing him, you can leave the instance by entering the Rays of Light in the middle of the room.
14. Now you can talk again to Scientist Doyeon to re-open the instance.

Monsters

Monster	Name	Level	HP	Race /Element/Size	Weakness	Valuable Drop
	Immortal Zombie Soldier	160	450,694	Undead/Undead 1/Medium	Holy	~
	Sky Fortress Key Keeper	160	405,694	Undead/Undead 3/Medium	Holy	Sky Fortress Key
	Immortal Zombie Assault	160	405,694	Undead/Undead 1/Medium	Holy	Book of Vicious Mind Huuma Shuriken of Vicious Mind Fist of Vicious Mind Lance of Vicious Mind Mace of Vicious Mind
	Immortal Cursed Zombie	160	405,694	Undead / Undead 3 / Medium	Holy	Bow of Vicious Mind [1] Revolver of Vicious Mind [1] Rod of Vicious Mind [1] Staff of Vicious Mind [1] Two Handed Axe of Vicious Mind [1]
	Immortal Fortress Legion	160	405,694	Demon / Undead 4 / Medium	Holy	Dagger of Vicious Mind [1] Katar of Vicious Mind [1] Saber of Vicious Mind [1] Spear of Vicious Mind [1] Two-Handed Sword of Vicious Mind [1]
	Immortal Nightmare Shadow	160	405,694	Demon/Dark 2/Large	Holy	Violin of Vicious Mind
	Immortal Angry Shadow	160	405,694	Demon/Dark 2/Large	Holy	Wire of Vicious Mind
	Immortal Death Shadow	160	405,694	Demon/Dark 2/Large	Holy	~
	Immortal Cursed Knight	160	7,000,000	Formless/Dark 4/Large	Holy	Lindy Hop Immortal Cursed Knight Card
	Immortal Wind Ghost	160	7,000,000	Demon/Wind 3/Medium	Earth	Sunflower Kid Immortal Wind Ghost Card
	Stefan J.E. Wolf	160	20,000,000	Undead/Undead 4/Large	Holy	Lindy Hop Sunflower Kid Julliette D. Rachel Stefan Jack Earnest Wolf Card