When an allied Assault character uses their Ultimate Skill to deal damage to an enemy, they will also inflict [Elemental Weakness], reducing all elemental resistances by 20% for up to one stack, lasting 10 seconds.

At the start of battle, gain 2 Energy for each Allied character in your party who is an [Assault] character.

At the start of battle, gain 2 Energy for each Allied character in your party who is a [Support] character.

When an Allied [Support] character uses their Ultimate Skill, all Allied characters' Energy recovery speed increases by 25% for 10 seconds.