Rootrunner is a uncommon Creature — Spirit card from The List (PLST), collector number CHK-237. Current market price: $0.11, TCGplayer market prices via Scryfall.
{G}{G}, Sacrifice this creature: Put target land on top of its owner's library. Soulshift 3 (When this creature dies, you may return target Spirit card with mana value 3 or less from your graveyard to your hand.)