General

It varies between worlds. But average in my world would be:

Dark Metamorphosis: 20-ish mil
Demon Impact: 10 - 30-ish
Obsidian Skin: < 10mil
Barricade Mastery: 20-30+ I guess?
Infernal Concussion: < 10 - 20mil
Binding Darkness: > 10mil

Not sure about Demon Cry though, never saw it.