The short answer is that MTG as a collectible card game is evolving and for all of you engaged in the MTG Finance community, it is imperative to take note of the opportunities for short term arbitrage associated with time boxed or location specific limited releases
After all, the new Space Time Smackdown card packs are set to release on January 30th, which wouldnt be much time if other cards were going to vanish on that date
Tishanas Tidebinder has multi-format potential, earning it a spot high up on this list
You don't have to worry about this with Underworld Dreams, as it only affects your opponents
On the face of it, theres not a great deal thats special about Empyrial Archangel, especially as being a Shards of Alara card it requires three different colours of mana to play
Youre restricted to power 2 or less, but even then, we can be creative