Number 20 Language English Legal Formats Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Timeless, Vintage Not Legal Formats Alchemy, Pauper, Pioneer, Standard Rulings (10/4/2004) You can look in your library and then choose to find any number from zero to three creatures after you look at it.
Werewolves will transform to their appropriate side to match the time of day, meaning if you play one while its already night youll get your werewolf right away instead of having to activate it first like Innistrads previous werewolves
Quality and Feel I think this is the most important thing when you're deciding whether it's worth it to order proxies or not do they feel like real Magic cards
A r/MagicTCG thread on the subject has amassed over 640 comments since yesterdays announcement
Sometimes an errata or other change will clean up the Oracle text compared to the printed versions, but other times thats not enough to make them less weird