Kitsune Dawnblade is a common Creature — Fox Samurai card from Saviors of Kamigawa (SOK), collector number 16. Current market price: $0.16 (foil $1.56), TCGplayer market prices via Scryfall.
Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) When this creature enters, you may tap target creature.