Thrall of the Earthen Ring

Landfall—Whenever a land enters the battlefield
under your control, you may deal 1 damage to
any target.
{1}: Return a land you control to it's owner's
hand.
"'Simple' does not mean 'easy'. I have learned that
the things that seem the simplest are often the most
powerful of all."
— Thrall (Twilight of the Aspects)