The keeper died, sacrificing too much of his soul for control.
Bonus: +3 HP regeneration +50% Mana regeneration Sacrifice (active)
Additional Information:
Sacrifice Sacrifices 150 HP to temporarily gain 150 Mana If the Mana gain cannot fit in your Mana pool, it creates a buffer of Mana that is used before your Mana pool Lasts 10 seconds, Mana in the Mana buffer that is not used in this time is lost Has a 25 second cooldown
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Soul Ring
Sacrifices 150 HP to temporarily gain 150 Mana