C1: Foul Legacy: Tide Withholder

Decreases the CD of Foul Legacy: Raging Tide by 20%

C2: Foul Legacy: Understream

When opponents affected by Riptide are defeated, Tartaglia regenerates 4 Elemental Energy.

C3: Abyssal Mayhem: Vortex of Turmoil

Increases the Level of Foul Legacy: Raging Tide by 3.

C4: Abyssal Mayhem: Hydrospout

If Tartaglia is in Foul Legacy: Raging Tide's Melee Stance, triggers Riptide Slash against opponents on the field affected by Riptide every 4s, otherwise, triggers Riptide Flash.
Riptide Slashes and Riptide Flashes triggered by this Constellation effect are not subject to the time intervals that would typically apply to these two Riptide effects, nor do they have any effect on those time intervals.

C5: Havoc: Formless Blade

Increases the Level of Havoc: Obliteration by 3.

C6: Havoc: Annihilation

When Havoc: Obliteration is cast in Melee Stance, the CD of Foul Legacy: Raging Tide is reset.
This effect will only take place once Tartaglia returns to his Ranged Stance.