World’s Fastest Level Up (Manga) Vol. 4, The

TOWER OF TERROR After weeks of maxing out dungeons, Rin finally completes his Dungeon Traveler title and unlocks the ability to challenge a brand-new dungeon—the Remote Magic Tower.
The catch? Access to the tower is one-time only. Rin must prepare to face nonstop challenges that far surpass his expectations. Has he leveled up enough, or is he in over his head?
Series Overview: Years have passed since dungeons popped up all around the world.
When dedicated adventurer Amane Rin awakens to a unique skill called Dungeon Teleporting, he finds he no longer needs to abide by the rules of dungeon diving like everyone else. Follow Rin’s journey to become the strongest adventurer in the world—at the fastest speed possible!