Full-level Boss Dressed As a Peasant Girl - Chapter 8: Sanya eat candy

In his past life, he climbed to the 69th floor, and reached the limit of his potential.

Now, reborn, he has returned to the past, when the almighty Tower first summoned him. He will work his way up again, step by careful step.

This time, he will climb to the top.

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After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

Talented in Magecraft but useless in physical combat?

Anyone who could construct a stable Spell Model could become a Wizard — that was the Wizards’ ultimate secret! Having been given a new life as the son of an aristocrat and armed with a super quantum computer from his past life, Spell Models came as easily as breathing to Merlin. With this overwhelmingly huge advantage, would Merlin become the greatest Grand Wizard of all time?