Finally, you can lock your opponents out of combat entirely by dropping a Stormtide Leviathan, and dominate the skies with your superior aerial army
Interestingly enough, all three cards - Fight Rigging, Not of This World, and Sarkhan's Unsealing - are within the color identity of the Final Fantasy 7 deck, so it is possible we could see them show up as reprints
Other than that, a four-toughness flash-speed creature is always nice to foil your opponent's attack with, and casting sorceries as instants is also a nice bonus
As is, the removal in Standard is so good that relying on untapping with Etali, Primal Storm on the battlefield is unreliable at best, and you need to untap with this six-drop unless you can give it haste to make playing it worthwhile
but it'll take some careful deck design
But because Lumbering Battlement left the battlefield, even for a second, Restoration Angel comes back too