4 minion 6 link reduced mana reserved helm : r/pathofexile
Path of Exile on Twitter: "We've also added two new support gems and have split the existing Blood Magic Support into two separate support gems. https://t.co/f2ubFGynF5" / Twitter
Bug Reports - BUG: Reservation Mastery / Sovereignty increases reservation - Forum - Path of Exile
Bug Reports - Vaal Haste, Devouring Diadem. Incorrect Mana Reservation - Forum - Path of Exile
How reduced mana reserved work ? : r/pathofexile
Gameplay Help and Discussion - Mana Res Efficiency of Stance Skills from Attack Mastery provided no reduction. (Blood Magic) - Forum - Path of Exile
Templar - [3.12] Guardian Support. 17 auras. Super tanky, insane damage & defense boost. - Forum - Path of Exile
Petition for Enlighten gems to also use Reservation Efficiency for supported gems instead of a mana multiplier : r/pathofexile
Bug Reports - Vaal Haste, Devouring Diadem. Incorrect Mana Reservation - Forum - Path of Exile
Witch - [LostCauze's 10 Aura Summoner Build] Ultimate Low Life Aura Support Summoner [1.1.0] - Forum - Path of Exile
Bug Reports - Helmet Corruption: 90% Mana Multiplier Not Working Correctly - Forum - Path of Exile
Bug Reports - Hyrri's Truth Precision mana reservation efficiency has no effect on Precision - Forum - Path of Exile
Spellslinger Mana reservation CAN be modified! : r/pathofexile