As a Result of Training for 100,000 Years in an Ultra-Difficult Dungeon, I Became the Strongest in the World: The Rise of the Weakest and Incompetent (I Was the Weakest and Even Persecuted, but After Training for 100,000 Years in an Ultra-Difficult Labyrinth, I Became So Strong That I Have No Enemies Left)
As a Result of Training for 100,000 Years in an Ultra-Difficult Dungeon, I Became the Strongest in the World: The Rise of the Weakest and Incompetent (I Was the Weakest and Even Persecuted, but After Training for 100,000 Years in an Ultra-Difficult Labyrinth, I Became So Strong That I Have No Enemies Left)