Harbinger of Autumn

{t}, Put a charge counter on Harbinger of Autumn: Harbinger of Autumn: Harbinger of Autumn deals 2 damage to target creature or player.
At the beginning of your upkeep, if Harbinger of Autumn has here or more charge counters on it, sacrifice it. You may deal 2 damage to target creature or player, then tap up to 2 target creatures.