Spin a yarn Each Archetype in the set ties in with a well-known tale to aid in Draft deckbuilding, too
The drawback to these kinds of cards is that they only work once, and in Modern, that may not be good enough
Death Cloud Smallpox, but a bunch more times
Maybe itd be a little less frightening if it only gave you extra mana for creature spells, but that wording is too awkward to even imagine
I think the first ability making Dragons cost less overall is great, but the second ability is really where I would want to invest the most brain power into drawing giant swaths of cards and dumping powerful permanents like [casthaven]Crucible of Fire[/casthaven] or [casthaven]Coat of Arms[/casthaven] into play
Common cards are the most common, while Enchanted cards are the rarest