Mister Chu

Mister Chu is the bodyguard of Madam Goya. He was originally found accompanying her at the Black Market in the Veiled Stair and later relocated with the rest of the Black Market to the in, followed by the Underbelly in Dalaran and now in Backwater Beach in Zuldazar.

He has a single scar between his eyes.

In Hearthstone
Chu serves as the HS Mr. Chu (warrior hero) in the HS Dalaran Heist single-player adventure in the Rise of Shadows expansion for Hearthstone.

Chu reappears as HS Mister Chu (one of the bosses) that can be encountered in the HS Tombs of Terror adventure in Saviors of Uldum.