Weathered Sentinels is a rare Artifact Creature — Wall card from New Capenna Commander (NCC), collector number 85. Current market price: $4.08, TCGplayer market prices via Scryfall.
Defender, reach, vigilance, trample This creature can attack players who attacked you during their last turn as though it didn't have defender. Whenever this creature attacks, it gets +3/+3 and gains indestructible until end of turn.