Unhallowed Pilgrim

Wayfarer {2}{b} ({2}{b}: Exile this creature. At the beginning of your next upkeep, return it to the battlefield. It gains haste until end of turn. Activate this ability only as a sorcery.)

When Unhallowed Pilgrim enters the battlefield, return to your hand all creature cards in your graveyard that were put there since your last upkeep.