Increases Severe Rainstorm damage by 20%.
When equipped with Level 4 weapons, increases Severe Rainstorm damage by 20%.
When refine level +10 or higher: increases Severe Rainstorm damage by 20%.

[iRO Description]
Class: Card
Compounds On: Weapon
Increases the damage of Severe Rainstorm by 20%.
Increases the damage of Severe Rainstorm by an additional 20% when compounded to a level 4 weapon.
If upgrade level is +10 or higher,
Increases the damage of Severe Rainstorm by an additional 20%.
Set Bonus
Wanderer Trentini Card
True Trentini Card
Adds a 3% chance of buffing the user for 6 seconds when performing a physical attack; Atk + 100.

More Information on Combo:

• Wanderer Trentini Card & True Trentini Card