Black Summoner: Volume 4 by Doufu Mayoi

After having fulfilled the requirements for his promotion to Rank S, Kelvin, the eccentric Summoner who transmigrated from another world, finds that a series of festivities are being prepared in his honor. To his surprise and delight, he learns that part of it involves a one-on-one practice round with Silvia, a Rank S adventurer nicknamed “Ice Princess.” Eagerly anticipating this match against a truly worthy opponent, he promptly dives into his training like never before. At the same time, his companions head off to a dungeon to procure a special high-ranked food ingredient for his sake, but a shocking encounter lies in wait! Come along for the ride as this black-clad battle junkie and his allies continue to make a name for themselves in the fourth volume of this epic journey!