I expect it to peak up again in the future, so its probably a good idea to pick up a copy a couple of weeks after release if you were looking for one anyway
These and a few more are out to make way for more Squirrels

0.7%inclusion 24.1K decks 3.39M decks Serah Farron 1.7%inclusion 24K decks 1.44M decks Gaius van Baelsar 0.7%inclusion 23.8K decks 3.43M decks Torgal, A Fine Hound 0.8%inclusion 23.5K decks 3.09M decks Fang, Fearless l'Cie 0.7%inclusion 22.8K decks 3.49M decks Louisoix's Sacrifice 0.7%inclusion 22.3K decks 3.28M decks Rosa, Resolute White Mage 0.7%inclusion 22.3K decks 3.18M decks Jill, Shiva's Dominant 0.7%inclusion 22.1K decks 3.37M decks Clash of the Eikons 0.7%inclusion 21.9K decks 3.08M decks Chocobo Kick 0.7%inclusion 21.9K decks 3.05M decks Kefka, Court Mage 2.6%inclusion 21.8K decks 850K decks Balamb Garden, SeeD Academy 1.5%inclusion 21.8K decks 1.48M decks Jecht, Reluctant Guardian 0.6%inclusion 21.2K decks 3.46M decks Thunder Magic 0.6%inclusion 20.8K decks 3.33M decks Sephiroth's Intervention 0.6%inclusion 20.6K decks 3.46M decks Summon: Anima 0.6%inclusion 20.6K decks 3.45M decks Sidequest: Raise a Chocobo 0.7%inclusion 20.4K decks 3.05M decks Samurai's Katana 0.6%inclusion 20.2K decks 3.42M decks Summon: G.F

Although its unclear what exact function Roshan, Hidden Magister will have overall, it does seem to be particularly good in a disguise/morph build in an assassins deck so you can get assassin attacking triggers for those face-down creatures
Value Boosters will launch alongside the upcoming MTG set Bloomburrow, and will be available at as-yet unnamed "select retailers"
The knight tokens Court of Embereth creates can chump to defend the monarch or attack to reclaim it as the situation demands