Unholy Frenzy

Unholy Frenzy (originally called Hysteria) was an Unholy death knight ability that allowed the caster to send an allied party or raid member into a killing frenzy for 30 sec. It could be used on players, pets, or even the death knight themself.
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==Improvements==
*Glyph of Unholy Frenzy
==Gallery==
Unholy Frenzy HS.jpg| in Hearthstone.
==Patch changes==
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==See also==
*Hysteria (Wrathgate), TCG card
==External links==
es:Histeria
Category:Magic buffs