#REDIRECT <noinclude>'''Ritual of Blood''' is a [[passive skill]] available exclusively to the [[Witch Doctor]]. It allows the class to transfer 30% of mana costs to health, allowing for more spell-casting, with a slightly increased risk of death.  ==Lore==Not known yet.  ==Design==30% of mana costs for skills is taken from health instead.  ===Level Requirement===* '''[[Witch Doctor]]''': [[clvl|level]] 18  ==Synergies==No [[synergies]] with any [[active skills]] or other [[passive skills]] are known.  ==Development=={{Passive history notes}}Like many passive skills, Ritual of Blood was moved directly from a [[trait]] of the same name when traits were changed back to passive skills in early 2011. Neither the name nor the function changed, though the stats may have been tweaked slightly.  * [[Ritual of Blood (skill)]] - The original passive skill.* [[Ritual of Blood (trait)]]- As a trait, Ritual of Blood took 50% of mana costs from health. See the [[traits]] page for more details on previous versions of this and many other passive skills.   ==References==* [http://diablo.incgamers.com/forums/showthread.php?p=7962606#post7962606 JudgeHype.com July 2011 Press Event Coverage (Translated by Zediono)]  {{Skill navbox Diablo III|WD}}[[category:Witch Doctor skills]][[category:passive skills]][[category:skills]]</noinclude> <!-- When this page is transcluded, only the following section appears --><includeonly>|[[File:Beta-d3icon.png|40px]] || [[Ritual of Blood]] || <span style="color:cyan;">30%</span> of [[mana]] costs for skills is taken from [[health]] instead. || 18 || Witch Doctor|-</includeonly>