Throne of Blackbane

{1}, {t}: Throne of Blackbane loses this ability and
becomes an Aura enchantment with enchant
creature.
Attach it to target creature. You may pay {p/b} to
end this effect.
Enchanted creature gets +1/+1 and is an artifact
in addition to its other types. As long as Throne
of Blackbane is on the battlefield you are the
Monarch.