■ Boss Challenge

- [Boss Challenge] is a training battle where you can face the powerful enemies that you once defeated.

- The mode unlocks upon clearing Adventure Stage 3-25.

- Once you clear each Boss stage in Adventure, the corresponding [Boss] will be added to the category in [Boss Challenge].

- As you clear a stage for each Boss category, the level of difficulty increases.

◆ Rewards

- When you clear a [Boss challenge] stage, you can earn [Starbits] as a reward.

- The higher the stage level, the greater the rewards.

- Special rewards become available at specific stage levels.

* You can only earn clear rewards once.

* This guide is based on a test environment and may be updated in the future.