[Memorization]

Fairly satisfied with the results, he took out his smartphone and looked at the of [River of Right Hand] and became dumbfounded. 

The sequence list was two pages!

He checked out [Giant Leap].

Again, two pages!

"What about [Petal Dance]?"

Five fucking pages!

"No… no, this can't be happening. Do I seriously need to memorize this for the skill to work? I always thought that [Custom] is too good of a skill to use." Rewen bitterly smiled. He now understood why it isn't popular.

Unless one has [Picture Memory], [Custom] is a perfect skill. It is the only skill known that doesn't follow the norms. To use it, you only have to memorize and you are done. No need to go through the "alpha" stage and "beta" stage nonsense. However, it's main disadvantage lies in it's long list of . Even if one successfully memorizes a skill, he couldn't use it in battle because it takes too long to cast.