(Leechridden Weald isn't a spell.)

Leechridden Weald enters the battlefield tapped unless you control one or more creatures.

Leechridden Weald is indestructible. (Destroy effects and lethal damage don't destroy it.)

, Pay 1 life: Add  or to your mana pool.

, , Sacrifice Leechridden Weald: Draw a card.