mtg exile a card from your graveyard Can creatures in be exiled by spells? (You may cast this card from your graveyard for its escape cost.) MTGNexus - Redeem the Discarded

But it doesn't really play keep away well on a five drop, but if you attack, people might not trade down and block, thus letting it be better aggressively not defensively like Typhoid Rats

Nettle Guard This little guy is valiant, but not valiant enough for me to consider him over Cathar Commando, who has the same statline and flash

#10 Path to Exile But Path to Exile is a removal spell, isnt it

Of course, Gonti's Aether Heart, Whirler Virtuoso, and Decoction Module is a combo thats been around since Aether Revolt

Sure, you get back your random value creature, but they get back an army of synergistic beaters, lords, and more