Burg, the Stellar Jailer
From Destinypedia, the Destiny wiki
Burg, the Stellar jailer is a unique Ultra Blood Guard Colossus appearing in the redux mission of 1AU from year one's Summer Solstice of Heroes. He replaces Bruiser Thurn. Burg along with Krusk, the Sol's Warden attempted to stop The Guardian from reaching the Almighty's core but failed and were killed.
List of appearances