Alastae, Capital of the Cosmos

At the beginning of your upkeep, you gain 1 life
for each colour among permanents you control.
{t}: Add {c}.
{w}{u}{b}{r}{g}, {t}: search your library for a card,
reveal it, and put it into your hand. Then
shuffle your library.
The city of Alastae only appears to those that are
worthy during the confluence, every 14 million years.