New Warrior and Ninja costumes were released with the update on June 15th in Black Desert Online KOR Server. The names are Grotebant and Hawk of War for the Warrior and Ninja respectively.
Each can be purchased as premium, classic, and Awakening sets. The Warrior costume consists of two pieces with a helmet and armor parts, whereas the Ninja costume is an assembled one-piece armor. Each weapon can be purchased individually.
Please note that the names of costumes used in this article are temporary and are not official terms in other servers, and may be different when they are officially released.
New Warrior costume, Grotebant
New Ninja costume, Hawk of War