What is mantle of channeling?

The mantle of channeling is a legendary item in the popular video game "Diablo III". It is a cloak that can be worn by characters who reach level 60 or above and has a number of unique properties. When equipped, the mantle of channeling provides a significant boost to the character's toughness, while also increasing their damage output and allowing them to move and cast spells more quickly. Additionally, the cloak gives players a temporary boost to their damage and damage reduction whenever they use a channeling skill, making it a valuable piece of equipment for many different types of builds. The mantle of channeling can be obtained by defeating the final boss in the game's Nephalem Rifts, as well as through various other means such as crafting and trading with other players.