This is automatic translation (from Korean) of 14.6.2021 update notice for Korean server (we will probably get same at our next maintenance):

Good morning. This is Cal Online.
The following is the update on 15.6.2021 (Tue).

1) Added heirloom system

- Papadox, Mama Cats, Awesome Raccoon, and Goblin Prince have been added to the heirloom system.


2) Improvement of character nickname display error

- An error where character nicknames were displayed as [] has been fixed intermittently.


3) Buff UI error fix

- Fixed a bug where the time display did not disappear after checking the buff time intermittently.


4) Added Infinite Tower exchange shop item

- Talisman Of Defense (TOD) has been added to the Infinite Tower exchange shop (for 50000 tower coins).


5) Improved sub chat

- Improvements have been made so that you can use the secondary chat without channel distinction.


6) Brilliant mixed dye bag exchange event update

- Please refer to the information page for details -