[PRE-ORDER] A4 BT21 Minini with ULTBIAS - Duo Edition

1x A4 BT21 minini - Duo
1x Dust-Proof Outer Case

2x A4 Binder Shield™
2x Half Backboards (Frosted Matte)
2x Full Backboards (Frosted Matte)
2x Set of Index Tabs
1x Set of Collectible BT21 Cards

This is a pre-order shipping in October 2026

Calling all UNISTARS! Something small but mighty has arrived at ULTBIAS, our newest LINE FRIENDS collection, minini with BT21!

Meet the officially licensed minini myCOLLECTION Original by ULTBIAS, featuring all your favorite BT21 friends reimagined in their smol, chibi-style minini form.

Every UNIVERSTAR shares the spotlight in one binder, so you can collect the whole minini crew together instead of choosing a favorite. Available in two sizes: A5 Deluxe for the most sophisticated addition to your collection, or A4 Duo for more room to grow. Included are all the accessories needed to start or continue your collecting experience.

Small in size, big in charm. Minini is ready to take over your shelf.

About A4 myCOLLECTION Binder - Duo Edition

The first of its kind, the Duo Edition combines utility with refined design: two binders in an innovative dual case that protects, organizes and showcases your collection in one pioneering solution.

For the ultimate experience of perfect cohesion and uniformity, pair with our Custom A4 Pocket Pages exclusively designed for this binder. 

PLEASE NOTE: To preserve the color and longevity of your binder, please store it away from direction sunlight and in a cool, dark area. Exposure to light or heat may adversely affect its quality.

ULTBIAS is an authorized licensee of LINE FRIENDS.

Every BT21 myCOLLECTION Binder includes a pack of collectible cards unique to this collection!