[2] On December 29, it was announced they would be releasing their first extended play titled Stamp on It with lead single of the same name on January 16, 2023.

[5] The extended play was released alongside the music video for "Stamp on It" on January 16.

[7] The lead single "Stamp on It" was described as a R&B and hip-hop-based dance song characterized by "piano and bass rhythm" with lyrics about "expressing the story of reaching the top spot in a fierce stage competition".

[8][9] The second track "Goddess Level" was described as a "powerful" dance song characterized by "heavy trap beat and rhythmic brass sound".

[10] The third track "Alter Ego" was described as a dance song featuring "various bass riffs in the chorus" with lyrics about "the seriousness of environmental problems".