Deathbringer

Deathbringer's Backstory
Deathbringer grew up with his mother, Quickstrike.

Glory
Glory and Deathbringer met near the Ice Kingdom in Book 3, The Hidden Kingdom.

Quickstrike
Deathbringer loved his mother very much

Trivia

 * Deathbringer is Glory's "self-appointed bodyguard."
 * He completed his first assassination mission at four years old.