Darastrix, the Morph King

Flying, Hexproof, Indestructible
If a creature would be turned up from manifest,
mega morph or morph, trigger any enter the
battlefield effects.
Morph {1}{u}{g}{r}(You may cast this face down
as a 2/2 creature for {3}. Turn it face up any time
for its morph cost.) When Darastrix, the Morph
King is turned face up trigger any mega morph or
mega morph abilities a second time.