9 titles recommended if you like The Holy Grail of Eris
Slayers
Rozen Maiden
The Most Notorious "Talker" Runs the World's Greatest Clan
YATAGARASU: The Raven Does Not Choose Its Master
The Do-Over Damsel Conquers the Dragon Emperor
Farming Life in Another World
Tearmoon Empire
As a Reincarnated Aristocrat, I'll Use My Appraisal Skill to Rise in the World
The Dark History of the Reincarnated Villainess