Tainted Cleave

Tainted Cleave: When you hit with this greataxe, you can expend 1 charge to deal an extra 1d6 poison damage and force the target to make a DC 13 Constitution save. On a failed save the target has disadvantage on attack rolls until the end of its next turn (otherwise the effect is half damage, no disadvantage)

Charges: The greataxe has 3 charges. The greataxe regains 1d3 charges every dawn.