mtg richard garfield card FOIL - Market Street Café - Market Street - Salvation Forums #_(Mana cost includes color.) _# You cant choose the same card twice. Phoenix Heart - MTG Wiki

Maybe some kind Dimir discard ramp control deck, so your opponent does not have the cards to take advantage of the free spell part

Liliana, Heretical Healer Liliana, Heretical Healer should be pretty easy to transform in a Wilhelt, the Rotcleaver deck

Eriette of the Charmed Apple Your opponents will never eat apples again after playing a few rounds with Eriette of the Charmed Apple

A quick aside

Starnheim Unleashed is good enough by itself and with Esikas Chariot that I wouldnt turn the synergy down and cut the card, but Im way more interested in my four-drop follow up to Battle making two Cats than one Angel

They end up asking, "will you pay?", even after their opponent cast a non-creature spell for the second time that turn