Plus, all of your creatures get trample
Sigarda wont be the only one weeping should this melded monstrosity ever hit the table
So unless you're running Moonmist in a Tera deck - which I've been reminded is five color, so it's at least possible if not good - you'll need some other five color MTG commander, which isn't a transformer, to lead your deck
The second printing of the Alpha set in Sept
Sure, youll have Culling the Weak and Flare of Duplication and other stuff that benefits from the fact that Rograkh costs literally nothing, but this deck more than any other partner pairing focuses on the 98, with little time for the legends that lead it
As you increase your faerie count this gets better and better as a counterspell but the card should not really be included in you counter magic as a mystic snake would