When using the Elemental Burst {LINK#S11165}Supreme Instruction: Cyclonic Exterminator, all your party members will gain the Parameter Permutation effect: Increases Ineffa and your own active party member’s Elemental Mastery by 6% of Ineffa’s ATK for 20s.
Does her C6 stack with Raiden's C2 or Yae's C6 for basically 100% defense ignore? That'd be pretty ...