Whenever Ayara's Oathsworn deals combat damage to a player, if it has fewer than four +1/+1 counters on it, put a +1/+1 counter on it. Then if it has exactly four +1/+1 counters on it, search your library for a card, put it into your hand, then shuffle.
![Ayara's Oathsworn (Showcase Halo Foil) [March of the Machine: The Aftermath]](http://paradoxtcg.com/cdn/shop/products/013c1ace-90b2-5b72-9469-b20e5eaf916a.jpg?v=1702309908&width=1445)
