The Great Tomb of Nazarick

Indestructible
{t} add 1 of any color mana.
{t} If you have Nazarick's favor add one of all
colors or 5 of anyone color.
{4}{t}Under Siege- Search your library for 1 of any
Floor guardian, revel it and put it into your hand.
If you have Nazarick's favor search your library
for all Floor Guardians, they enter the battlefield tapped.