Gather Everyone

Reveal X cards from the top of your library, choose
a creature from among the revealed cards, and put it onto the battlefield tapped with 1 stun counter on it.
If no creatures were revealed, then deal 3 damage to target player. Put the rest of the revealed cards into your graveyard.

“Those who cannot finish their missions have no right to stand on the battleground.”
—KMS Bismarck