M'tarl

"Alas,” Gromph said dramatically, and Jarlaxle paused. "M'tarl did not survive."

- R.A. Salvatore, Siege of Darkness

 M'tarl was a drow lieutenant within Jarlaxle's Bregan D'aerthe].

History
In 1358 DR, Jarlaxle and M'tarl traveled through the deadly streets of Menzoberranzan seeking valuable information to help the organization’s cause and encounter Gromph Baenre.

Death
To have a private conversation with Jarlaxle, Gromph transported M'tarl to an extra-dimensional realm. After their meeting ended, Gromph told Jarlaxle his lieutenant perished.