Greetings, Commanders.
Introducing a brand-new hero grade through the Star Trek collaboration: SS-Grade Heroes!
To help you better understand this new hero tier, we’ve prepared a Q&A.
Check out the unique features of SS-Grade Heroes and make the most of their potential!
▶ FAQ About the New 'SS-Grade' Heroes
Q. What are the characteristics of SS-Grade Heroes?
A. SS-Grade Heroes come with one additional Special Skill compared to S-Grade Heroes. Each SS-Grade Hero has 2 Special Skills and 1 Basic Skill.
Q. Will the addition of SS-Grade Heroes reduce the drop rate of S-Grade Heroes?
A. No. The base drop rate for S-Grade Heroes (4%) remains unchanged. Instead, the drop rates for A- and B-Grade Heroes have been slightly reduced. Even during happy hour, the increase in S-Grade drop rates will remain the same as before.
Q. Are SS-Grade Heroes only available as Battle Heroes?
A.No. SS-Grade Heroes include both Battle and Admin heroes. Like their battle counterparts, SS-Grade Development Heroes also have 2 Special Skills and 1 Basic Skill.
Q. Can both Special Skills of an SS-Grade Battle Hero activate at the same time?
A. No. In ASTROKINGS, all skills have their own unique activation timing. SS-Grade Heroes’ Special Skills 1 and 2 each have different activation triggers and do not activate simultaneously.
Q. How do you upgrade SS-Grade Heroes?
A. Upgrading SS-Grade Heroes requires their DNA elements as well as a new item called ‘Enhancer Serum’.
‘Enhance Serum’ could be acquired from in-game activities or by purchasing in the package shop.
Q. How can I acquire SS-Grade Heroes?
A. As of June 11, 2025, the first SS-Grade Heroes are available through the limited-time Star Trek Collaboration Event! Meet the SS-Grade Battle Heroes: 'Captain of U.S.S. Enterprise' James T. Kirk and 'First Officer' Spock(Kelvin Timeline), as well as the SS-Grade Admin Heroes: 'Chief Medical Officer' Leonard McCoy and 'Communications Officer' Nyota Uhura — only in ASTROKINGS! More SS-Grade Heroes will be introduced through various recruitment methods in the future, so stay tuned!
We will continue to bring exciting new content to provide even more enjoyment for our Commanders.
Thank you.
ASTROKINGS Support Team