AstraLine

The agency was first teased to the public by Merryweather Media on 29 August 2023. On 30 August, ASTRALINE announced the debut of their first generation members, Lucius Merryweather, Lumi, Alfhilde, Fredrik Knudsen, and Nick Nocturne. They debuted on 2 September 2023.

On 26 March, ASTRALINE announced the debut of a new member, Beatrice Beaufort. She debuted on 29 March 2025. On 6 July, it was announced that founding member Nick Nocturne would be leaving the agency on 12 July. On 26 August, it was announced that founding member Fredrik Knudsen would retire from streaming, although he would remain affiliated with the agency. On 11 December, ASTRALINE announced the debut of its second generation, OMEN.

On 20 February, it was announced that founding member Alfhilde Odinsdottir would step down from active member to affiliate citing chronic health conditions.