Nimble Mongoose is a common Creature — Mongoose card from Modern Horizons (MH1), collector number 174. Current market price: $0.09 (foil $0.27), TCGplayer market prices via Scryfall.
Shroud (This creature can't be the target of spells or abilities.) Threshold — This creature gets +2/+2 as long as there are seven or more cards in your graveyard.