Ardryll, Master Painter

Ardryll has indestructible as long as you control another legendary creature
{u/b},{t}: Search your library for a basic land card,
reveal it, then put it into your hand.
{b},{t}: Create a Treasure token.
{u},{t}: Put a +1/+1 counter on target creature
with no +1/+1 counters on it.
{u}{u}{b}{b},{t}: Proliferate.