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Path of Exile on Twitter: "We've reworked the Passive Skill Tree and introduced Passive Masteries. Allocating a passive in a cluster unlocks the Mastery and you can choose a specific stat to
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Feedback and Suggestions - Passive tree change to increase variability of builds - Forum - Path of Exile
Gameplay Help and Discussion - Mana Res Efficiency of Stance Skills from Attack Mastery provided no reduction. (Blood Magic) - Forum - Path of Exile
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Shadow - [2.2] Acrobatic Knives - Assassin - Ctri EK/MoM/Phase Acro/VP, Ascendancy skill tree updated. - Forum - Path of Exile
Gameplay Help and Discussion - Mana Res Efficiency of Stance Skills from Attack Mastery provided no reduction. (Blood Magic) - Forum - Path of Exile
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Development Manifesto - Aura Reservation and Reduced Mana Support Gem Change - Forum - Path of Exile
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