Divine General Mahoraga

Any creature weaker that Divine General Mahoraga cannot damage or target it with any abilities.
If a creature an opponent controls would be stronger than This creature then after 3 turns Divine General Mahoraga becomes stronger
than that creature.
This creature cannot be sacrificed.
If this creature is the strongest on the battlefield it
cannot be destroyed or
exiled or removed from the battlefield
until it is no longer the strongest.