Ruxa, Patient Professor is a rare Legendary Creature — Bear Druid card from Commander 2021 (C21), collector number 393. Current market price: $7.67, TCGplayer market prices via Scryfall.
Whenever Ruxa enters or attacks, return target creature card with no abilities from your graveyard to your hand. Creatures you control with no abilities get +1/+1. For each creature you control with no abilities, you may have that creature assign its combat damage as though it weren't blocked.