Check this Monster Hunter World: Iceborne guide on how to unlock Challenger Mantle! Know the effects of Challenger Mantle and which quests you need to complete with this guide!
Challenger Mantle - Effects & How To Unlock
Challenger Mantle Equipment Info
Challenger Mantle Effects
Prompts monsters to attack you more often and makes them easier to lure.The effect expires if you are attacked.
Challenger Mantle Usage Info
Challenger Mantle - How To Unlock
Clear ★7 Optional Quest: The Red and Blue Crew, then talk to the smithy.
Challenger Mantle - How To Use
Manage Monster's Aggro in multiplayer
In multiplayer, predicting and controlling the monster's aggro can be challenging. However, having a single hunter equipped with the Challenger Mantle can provoke the monster, leaving it open to other hunters to attack.
From Head Turn to Headache
Once provoked, the monster turns its head to the Challenger Mantle-equipped hunter. This moment can then be taken advantaged of as the monster's head will be at a predictable spot, creating an opening which can be exploited with hard-hitting attacks.