Unique Skill Great Sage is one of the first two Unique Skills (the other being Predator) that Rimuru Tempest had upon being born into his new world. It had evolved from Unique Skill Sage during his death, as he thought since he was approaching his forties as a virgin, he must be something much greater than a mere wizard.

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During Rimuru's evolution into Demon Lord this Unique Skill evolved into the Ultimate Skill: Wisdom King Raphael.

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Rimuru gave her a name and she evolved into a manas with the name Ciel