Dragonsreach

Dragonsreach enters the battlefield tapped.
{t} add {w}{w}
{1}{t} add {w}{u}{b}{r}{g}, you may use this mana
only to cast Dragon spells.
{w}{u}{b}{r}{g}{t} sacrifice Dragonsreach: Search
your library for any one Dragon card, you may
cast it without paying its mana cost.