Liege of the Tangle is a rare Creature — Elemental card from Double Masters (2XM), collector number 174. Current market price: $1.11 (foil $1.72), TCGplayer market prices via Scryfall.
Trample Whenever this creature deals combat damage to a player, you may choose any number of target lands you control and put an awakening counter on each of them. Each of those lands is an 8/8 green Elemental creature for as long as it has an awakening counter on it. They're still lands.