Elturel Survivors is a rare Creature — Tiefling Peasant card from Battle for Baldur's Gate Promos (PCLB), collector number 172s. Current market price: — (foil $2.20), TCGplayer market prices via Scryfall.
Trample, myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) As long as this creature is attacking, it gets +X/+0, where X is the number of lands defending player controls.