Sakura of 10,000 Blossoms

Sakura of 10,000 Blossoms enters the battlefield tapped.
{t}: Add {c} to your mana pool.
{t}, Choose a color, sacrifice Sakura of 10,000 Blossoms: Add X to your mana pool where X is your devotion to the chosen color amongst all permanents you control. Creature tokens of the chosen color count for 1 towards your devotion.