Magic in Heroes of Might and Magic V.

+. noun. the fact of neutralizing/deflecting screams (cries, shrieks, squeaks) *well... you proved this fact yourself (=*
+. requires mana *yes... not everything that requires mana is magic (= but after all, the attribute of any spell is the requirement of mana*

The demon's "hellfire" ability requires mana to maintain, but that's not magic. So, the orc's mana costs are purely symbolic; otherwise, it would be at least strange that he raises his rage for free.

honestly, it's a quote from the strategy section of Warcraft fans (=

I don't understand, what does Warcraft have to do with it? Do you disagree that the chaos/rage of the Horde weakens over time?