Ash Barrens is a uncommon Land card from Murders at Karlov Manor Commander (MKC), collector number 248. Current market price: $0.24, TCGplayer market prices via Scryfall.
{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)