Backstabbed a Backwater Dungeon: My Party Tried to Kill Me, But Thanks an Infinite Gacha I Got LVL 9999 Friends and Am Out For Revenge (Manga) Vol. 7 in Bloomington, MN

REVENGE IS BEST SERVED HOT! AND WITH A SIDE ORDER OF REVENGE!
Sir Hardy, the commander of the White Knights, squares off against Nazuna, the strongest fighter in the Abyss! It's a clash of champions...or is it? Hardy is the Elven Queendom's greatest warrior, but can anything match Nazuna's overwhelming power?!
Meanwhile, Light finally confronts Sasha and Mikhael—and rejects their pleas for a truce. At last, Light's sweet revenge on Sasha is at hand! And next is the mad scientist Sionne. Light now has a taste for blood, and vengeance, that may never be satisfied!
Full Title:
Backstabbed in a Backwater Dungeon: My Trusted Companions Tried to Kill Me, But Thanks to the Gift of an Unlimited Gacha I Got LVL 9999 Friends and Am Out For Revenge on my Former Party Members and the World (Manga)