Balazan's Maxtlatl is a Unique Pants in Diablo IV Season 15 for Spiritborn. It comes from Horadric Cube: Upgrade Common Pants to Unique; Echo of Varshan (Malignant Burrow, Hawezar) - one guide S15 / another guide / a third guide.
Unique power
Your Casts damage Close enemies for [125 - 150]% of your Thorns and also deals 100% of this damage as Poisoning over 3 seconds. Each time you've retaliated with Thorns, for 5 seconds the Poisoning damage is increased by 100%, up to 300%.
Affixes
+Dexterity
+Thorns
Where it drops
Horadric Cube: Upgrade Common Pants to Unique
Echo of Varshan (Malignant Burrow, Hawezar) - one guide S15 / another guide / a third guide