Elder Dragon Summit

Elder Dragon Summit enters the battlefield tapped.
{t}:add one mana of any color to your mana pool.
{w}{t}:target dragon gains lifelink.
{u}{t}:target dragon gains shroud.
{b}{t}:target dragon gains deathtouch.
{r}{t}:target dragon gains firststrike.
{g}{t}:target dragon gains trample.