NMIXX - Heavy Serenade - Standard Version Cream Bunny & Cookii Bunny - Mini Postcard : First

- Mini Postcard : First press only (1ea)

- Photocards : Random (2 out of 10)

The album stands as a key release in Stray Kids’ discography and an essential addition for STAY and Kpop fans following the group’s continued global ascent

- Envelope : 1ea

NMIXX - Heavy Serenade - Standard Version Cream Bunny & Cookii Bunny - Mini Postcard : FirstNMIXX Heavy Serenade is the fifth Korean extended play by South Korean girl group NMIXX, released on May 11, 2026 through JYP Entertainment with distribution by Dreamus and Republic Records. Announced in April with teaser material and a pre release schedule, the EP follows their earlier releases including Blue Valentine and arrives with Heavy Serenade as its title track, marking the groups first major comeback of 2026. The mini album blends energetic