Lao Shan Lung

Trample, indestructible.
Creatures and artifacts deal damage to Lao Shan
Lung in the form of -1/-1 counters.
{r}{g}{x}, {t}: Remove up to {x} -1/-1 counters from
Lao Shan Lung.
Whenever Lao Shan Lung deals combat damage
to a player, destroy all artifacts and enchantments
that player controls.