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The only downside I see is that it deals damage based on its power rather than its toughness, but in return, you get to draw many cards based on the latter
When the set was spoiled, the value of every mythic was worth at least the price of a pack, even taking into account the MSRP increase, and even now as prices drop, 16 of the 20 mythics are worth more than $16, and even the "bad" mythics from the set are still worth $5.91 to $9.99
Instead, here they all are in one section
For me, I would probably look at the current sales prices across a mix of websites and comparison shop to get the most accurate value of my Magic: The Gathering cards
If you want an additional reanimation target, Id suggest Avenger of Zendikar since it cares about lands and counters too