Turtle Lair is a uncommon Land card from Teenage Mutant Ninja Turtles (TMT), collector number 190. Current market price: $0.20 (foil $0.34), TCGplayer market prices via Scryfall.
{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Ninja or Turtle spell. {3}, {T}: Target Ninja or Turtle can't be blocked this turn.