Skeleton Crew is a rare Creature — Skeleton Pirate card from The Lost Caverns of Ixalan Commander (LCC), collector number 53. Current market price: $1.60, TCGplayer market prices via Scryfall.
Each other creature you control that's a Skeleton or Pirate gets +1/+1. Whenever one or more creature cards leave your graveyard, create a 2/2 black Skeleton Pirate creature token. (This ability triggers only from the battlefield.) {5}{B}: Return this card from your graveyard to the battlefield tapped.