If you collect all the treasures within each treasure category at the Repositorium, you can use a special skill.
If you collect multiple treasures that are same, they will level up to give you more powerful skills.
You can check the skill effects at the route below.
■ How to Check Skill Effects
- [Turn on Game] > [Repositorium] > [See Treasures] > Touch the [Telescope] on the top right side.
※ In order for a treasure skill level to increase, all of the treasures in that category must be the same level.
> Ex. Legacy of the Sun Treasure Lv. 4/4/4/4/3 > Treasure Skill Lv. 3
Legacy of the Sun Treasure Lv. 4/4/4/4/4 > Treasure Skill Lv. 4