Twilight, Herald of Tilt

Vigilance, Trample
If this card is your commander, you start the game with an emblem with "At the beginning of your upkeep, if you have more than one land card in your hand, discard cards from your hand until you have only one land card in your hand."
{1},{t}, sacrifice a creature: search your library for a basic land, and put it onto the battlefield tapped. Shuffle your library. Until your next upkeep, creatures your opponents control must attack you if able.