Enzilar, Sorcerer of Mana

At the beginning of your upkeep, sacrifice this creature unless you pay {u/b}.
{b}: Remove 1 mana of any color from target
player's mana pool.
{u}: Counter target spell that targets Enzilar,
Sorcerer of Mana.
Enzilar, Sorcerer of Mana gets +1/+1 for each
tapped land you control.