Foot Ninjas is a common Creature — Human Ninja card from Teenage Mutant Ninja Turtles (TMT), collector number 209. Current market price: $0.23 (foil $0.35), TCGplayer market prices via Scryfall.
Sneak {3}{W/B} (You may cast this spell for {3}{W/B} if you also return an unblocked attacker you control to hand during the declare blockers step. It enters tapped and attacking.) When this creature enters, you gain 3 life.