Dirg Uk, Raging Ludite

First Strike Trample
{1}{w/b}{w/b}: Each opponent chooses
an Artifact or Enchantment they control,
that player may sacrifice it. If they don't
you create a 1/1 Black and White Ogre Spirit
creature token named Ancestral Spirit, with
"This creature gains Flying, Lifelink, and
+3/+3 if there are 5 or more Artifacts and or
Enchantments in opponents graveyards."