BrickLink - Part 853921stk04 : LEGO Sticker Sheet for Set 853921, Sheet 4 - (853921/6255894) [Sticker Sheet] - BrickLink Reference Catalog
All the stickers included in 853921 Brick Stickers : r/lego
xtra stickerset (853921) scan (high res scan in comments) : r/lego
Stewart Lamb Cromar on Twitter: "“MISSING 🐱” For £4.99 the 'LEGO xtra Brick Stickers' pack (#853921) adds oodles of personality to even the most basic brick. 🐝🍯🥣 My favourite inclusion is the