Migratory Route is a uncommon Sorcery card from Commander 2016 (C16), collector number 38. Current market price: $0.21, TCGplayer market prices via Scryfall.
Create four 1/1 white Bird creature tokens with flying. Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)