Vessel of Hatred's Mercenaries may have plenty of skills that can benefit players, but that's not the only thing they bring with them.

With Diablo IV’s expansion, Vessel of Hatred, comes a new array of features, among them the new NPC buddy system, the Mercenary. Starting with Raheir, who you meet early on in your adventure into Nahantu,

The Mercenaries are about to become your friends in Diablo 4, assuming you mostly play solo. Here's how to unlock them, and who to pick.