156 : Awakening Powers -

: Captain Yami Sukehiro is seen honing his Dark Magic skills, eventually reaching a breakthrough that allows him to condense his mana to an even greater degree.

While this specific episode is titled "Awakening Powers," the concept of "Awakening" is a recurring theme across various anime series featured in discussions around this chapter/episode number: 156 : Awakening Powers

: Asta continues to refine his use of Anti Magic and his mastery of Ki . He specifically works on controlling the flow of Anti Magic through his swords to increase his offensive range and power. : Captain Yami Sukehiro is seen honing his