Trynn, Champion of Freedom

Partner with Silvar, Devourer of the Free (When this creature enters, target player may put Silvar into their hand from their library, then shuffle.) At the beginning of your end step, if you attacked this turn, create a 1/1 white Human Soldier creature token.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o4o8t295vpb1h4o3sohpf.