Cashflow Supervision is a Catalyst in Genshin Impact that increases ATK, as well as Normal and Charged Attack when HP increases or decreases! You can get the weapon via Wishes and its special effect is Golden Blood-Tide:
ATK is increased by 16%. When current HP increases or decreases, Normal Attack DMG will be increased by 16% and Charged Attack DMG will be increased by 14% for 4s. Max 3 stacks. This effect can be triggered once every 0.3s. When the wielder has 3 stacks, ATK SPD will be increased by 8%.
Builds that can use this Weapon are: