Trove Warden is a rare Creature — Cat Beast card from Zendikar Rising Commander (ZNC), collector number 3. Current market price: $0.59, TCGplayer market prices via Scryfall.
Vigilance Landfall — Whenever a land you control enters, exile target permanent card with mana value 3 or less from your graveyard. When this creature dies, put each permanent card exiled with it onto the battlefield under the control of that card's owner.