Hazurewaku no "Joutai Ijou Skill" de Saikyou ni Natta Ore ga Subete wo Juurin suru made, Shokei sareta Kenja wa Lich ni Tensei shite Shinryaku Sensou wo Hajimeru Recommendations
Both are revenge stories, however differ in the main premise. One is a lich that wants revenge on the kingdom that abandoned him; whereas another is a revenge story of someone who was isekaid to a fantasy world, but abandoned immediately.
