Change #68d1d97bf543357b045e93ba:

Once per session, the wielder of the Heart of the Aether may attempt to cast a spell with a cost equal to or lower than the wielder's magic attribute for free. Doing so has a 25% chance to reduce the health state of the wielder, per level of spell complexity. (Max 125%) → Once per session, the wielder of this artifact may cast a spell with cost equal to or lower than their magic attribute without paying its mana cost. Doing so has a 30% chance to reduce the health state of the wielder, per level of spell complexity.