phoenix cards mtg Heart return it to the battlefield face down under your control Phoenix Heart - MTG Wiki

You can do this to draw a card after your mana is set or in response to the massive recursion and graveyard (ab)use at the Commander table

Marchesa, the Black Rose : When I build Marchesa decks, I use plenty of creatures that naturally enter the battlefield with +1/+1 counters, which means that, with Marchesa, the Black Rose on the battlefield, we can feed one to emerge without going down a card

That Bonder's Ornament will be surprisingly useful when you find yourself needing an answer in a couple of turns

It plays best with cards like Anikthea, Hand of Erebos and Starfield of Nyx that want enchantments in your graveyard