Chapter 22 (Quartet Knights)

Further Power (更なる強さ) is the 22nd chapter of Tashiro Yumiya's Black Clover Side-Story: Quartet Knights.

Summary
Asta, Noelle, and Luck are surprised that Yami has arrived to block Vetto's attack. Yami comments about how Vetto is always at the dungeon that they are at. Asta says that Yami was able to follow them after defeating the sand monster, which Yami replies that for a while he couldn't see anything from the sand while he was facing multiple sand monsters. Vetto says that their is another piece of trash that has arrives, and that they can't defeat him with no matter how many of them their are.

Yami says that what Vetto said is funny and tells Asta that they are going to fight, which Asta agrees to. As Yami and Asta clash with Vetto, Vetto tells them to show him what they are capable of. Luck sees this and wants to join in, but Noelle tells him that he need to rest now and how his passion is amazing. Vetto says that one extra person is not enough to defeat him and forces both Asta and Yami away. Asta comments about how strong Vetto is, which Yami charges much to Asta's confusion. Vetto says that Yami attack won't leave a scratch on him and uses his Rhinoceros Armor spell. Yami manages to break through the spell, much to Vetto's shock. Asta is also shocked that Vetto's magic was extracted. Vetto asks what Yami had done, which Yami replies that even through he doesn't have a grimoire but he does know how to use magic. Yami thinks about how he has to get stronger in order to save Karna, while proclaiming that he can double his power by cloaking his katana with Dark Magic.

Noelle thinks about how Yami was thinking about how to use magic while fighting, and how Yami has amazing sense of battle. Vetto says that Yami is only overconfident and that trash like them shouldn't get carried away. Vetto also says that he will should them more despair and get serious. As an eye appears on Vetto's forehead, Asta notices what it is.