Run the numbers
Pay the eternalize cost, exile the card from your graveyard, and be richly rewarded with a 4/4 copy of that card, except it's a black Zombie in addition to its other types and it has no mana cost (and thus has mana value 0)
Doctor Who Spoilers October 4 | Some Paradox Power and Full Timey-Wimey Doctor Who Spoilers October 5 | Masters of Evil cards and Full Paradox Power Decklist Doctor Who Spoilers October 6 | Masters of Evil and Blast from the Past Full Decklists and Spoilers Official Doctor Who Commander decks are here!Read more As far as price movement on individual cards, this week was another slow one in the world of Magic finance
This God cares about exiling cards
Smokestack Smokestack can be an absolutely malicious stax card, but lets just assume its player threw it in a random deck
1 Rick, Steadfast Leader The only card of the Walking Dead Secret Lair cards that saw continued Legacy success, Rick, Steadfast Leader is the best card from the lot