Roc Hatchling is a uncommon Creature — Bird card from Weatherlight (WTH), collector number 113. Current market price: $0.31, TCGplayer market prices via Scryfall.
This creature enters with four shell counters on it. At the beginning of your upkeep, remove a shell counter from this creature. As long as this creature has no shell counters on it, it gets +3/+2 and has flying.