Guilty Gear Strive update 1.18 patch notes are available for PS4, PS5, and PC. You can get the complete details for this update here.
A new update is coming to the game with quite a lot of adjustments. According to the patch notes, this battle version will be bumped up from 1.09 to 2.00. There is a variety of balance adjustments made for the different characters. You can learn more about it in the patch notes shared below.
Guilty Gear Strive Update 1.18 Patch Notes
These can be seen on the official website.