Idle Exp Bonus +6%
From Tibia Idle wiki
Quest Info
Required Level: 75
Rewards:
Idle Exp Bonus +6% 
Difficulty: ★★★★☆☆
Quest Summary
After completing this quest, you will have a +6% bonus to idle experience for 30 days. The quest can be completed once every 30 days. Entry requires a shovel and a Premium Account (PACC). The fee for entry depends on your level.
Spoiler!
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1. go trough level gate.
2. when you step on a button tile you will be teleported to random biome room
Warning after next step prepare to fight.
3.The point is to go trough 12 runic floorings. Everytime you step on tile it will respawn random monster.
Renember that you need to kill every monster in the room to proceed.
4. Sit on the throne. You will be teleported outside and the quest is done.
