You call this magic?

After traveling through time, Ethan had an extra book in his mind.After studying it, he found that he could record the skills he had seen released in their entirety.then……Ethan used [Expelliarmus], which was extremely effective. Now no one could attack him with a knife.Fulilian: "This is indeed a kind of magic."Ethan used [Calm], which was very effective. The "Sword Princess" who had gone crazy due to drinking quickly calmed down.Hestia: "This does look like magic."Ethan used the [Hypostyle "茈"], and the effect was outstanding..."Wait, you call this magic?""Yes, that's magic," Ethan said.Note: Infinite Flow, The Burial of Freelian → Earthly Mistake → The Burial of Freelian (Part 2) → Sore Haru (In Progress)