Elderrest, City of Sozune

Elderrest, City of Sozune enters the battlefield
tapped.
{t}: Add {g} or {w} to you mana pool.
{t}: Add {g}{w} to your mana pool. Activate
this ability only if you control The Council of
Sozune.
{t} Add any combination of {g} or {w} to your
mana pool for each land you control. Activate
this ability only if you Control Sozune, Heart of Esterith.