Fairy king harlequinn

Flying

When Fairy King enters you may pay {4} if you do put a creature card or plainswalker from your hand onto the battlefield

If you played a card with higher mana value than Fairy King put X +1/+1 counters on Fairy King equal to its mana cost other wise Fairy King has hexproof, lifelink and enters with 3 +1/+1 counters