Found 11 stickers packs from the author «Karina Ostrovskaya»
Sierin
Tsuru
Anya the New Year’s Helper
Kou
Mousey and Ren on vacation
Asteria
New Year's Eviltine
Ren
Mousey in a sweater
Mousey
Eviltine
Maybe interested:
Matt
Student Artem
Bandit
Kumiko
Finic