The Sticker | Retake Expert is a High Grade sticker. It comes from the Community Capsule 2018.
Sticker
Bullet Rain (Foil)
Camper (Foil)
Devouring Flame (Holo)
Friendly Fire (Holo)
Retake Expert (Holo)
Small Arms (Holo)
Bullet Rain
Camper
Dessert Eagle
Devouring Flame
Entry Fragger
Friendly Fire
Small Arms