Kassadin from Teamfight Tactics Set #6.5

Ability

Null Sphere

Kassadin fires an orb of void energy at his target, dealing @ModifiedDamage@ magic damage. Enemies hit by the orb suffer a @ManaReave*100@% increased Mana cost for their next Ability cast. Kassadin also grants himself a @ModifiedShieldAmount@ shield and takes @DamageReduction*100@% less damage for @Duration@ seconds.