Ain, Shining Presence

As long as this creature is in play your life total becomes 20 and cannot be changed and other creatures you control have Indestructible.
{t}: Add six mana in any combination of {w}, {u}, {b}, {r}, {g}, or {c} to your mana pool.
Pay {w}{u}{b}{r}{g}{c} during your upkeep. If you
can't pay this, transform this creature.
"I'll be with you always... by my own will."