Samurai of the Pale Curtain is a uncommon Creature — Fox Samurai card from The List (PLST), collector number CHK-43. Current market price: $0.18, TCGplayer market prices via Scryfall.
Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) If a permanent would be put into a graveyard, exile it instead.