Unsanctioned Ancient Juggler is a common Stickers card from Unfinity Sticker Sheets (SUNF), collector number 13. Current market price: $1.15, TCGplayer market prices via Scryfall.
{TK}{TK} — Whenever this creature attacks, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.) {TK}{TK}{TK}{TK} — Indestructible {TK}{TK} — 3/2 {TK}{TK}{TK} — 5/4