Peerless Samurai is a common Creature — Human Samurai card from Kamigawa: Neon Dynasty (NEO), collector number 156. Current market price: $0.20 (foil $0.36), TCGplayer market prices via Scryfall.
Menace (This creature can't be blocked except by two or more creatures.) Whenever a Samurai or Warrior you control attacks alone, the next spell you cast this turn costs {1} less to cast.