Jade, Dragon Goddess

Eminence -As long as Jade, Dragon Goddess is in
the command zone or on the battlefield, other Dragon
spells you cast cost {2} less to cast.
Flying, Hexproof, Indestructable
{x}{t}You may pay {x} mana, if so you may search
your library and graveyard for {x} number of
Dragons and put them on the battlefield tapped.
Shuffle your graveyard into your library.