Flail

Flail

Weapon

Martial Weapon, Melee Weapon

10 GP, 2 lb.

1d8 Bludgeoning

Mastery: Sap

Mastery: Sap. If you hit a creature with this weapon, that creature has Disadvantage on its next attack roll before the start of your next turn.

Source: PHB'24, page 215. Available in the SRD 5.2.1 and the Basic Rules (2024).