mtg is kindred a card type Dominance (Foil Etched) [Commander Masters] Destroy all creatures that arent of the chosen type. Magic: The Gathering Exclusively Reveals

With the creature type Knight and with good Black aggro decks floating around, I can see this being played a lot

This makes it a staple in artifact decks, where your own spells slip by while hindering your opponents

You can only play them if your playgroup is okay with it during your Rule 0 conversation

Whenever this creature attacks, each player chooses a card name

Disciple of Freyalise may seem stronger on its face, as it is a creature and could be blinked, reanimated, copied, etc., but unless you have a way to grant it flash, it can only act as a sorcery speed effect

So, lets say a spell that costs has retrace and is in your graveyard