This is automatic translation (from Korean) of 20.2.2023 update notice for Korean server:
 

The following is Korean server update for February 21st (Tue).
 

1) Dangun's grace option increase

- During the event, the options for Dangun's Grace EXP, Jamojeon, and Shinsoo EXP have been increased.

 

2) Add new beast experience increase item

- An item that increases Shinsoo EXP has been added.

 

3) Cal Online 19th Anniversary Event Update

- Please check the 19th anniversary event page for details.

https://gameagit.com/kalonline/3week

 

[Week 1 of the 19th Anniversary Event]

- Please congratulate everyone on the 19th anniversary of Cal Online.

- 19th anniversary event coin

- Eat the 19th anniversary cake together.

- Even on the 19th anniversary, Gwangrep Party Tonight

- Am I the lucky one for the 19th anniversary?

 

[Week 2 of the 19th Anniversary Event]

- 19th anniversary event coin

- For the 19th anniversary, a boss monster has appeared.

- I'm with the members even on the 19th anniversary.

- The reason why the infinite tower goblins appear faster.