1 1 8 3 – 1 1 8 5 . ▁His ▁descend ants ▁ruled ▁the ▁Empire ▁of ▁Tre b iz ond ▁( 1 2 0 4 – 1 4 6 1 ) ▁as ▁the ▁" Gr and ▁Kom nen oi ". ▁ ▁In ▁addition , ▁Isaac ▁had ▁a ▁fost er ▁son , ▁Const antine , ▁whom ▁he ▁called ▁by ▁the ▁dimin utive ▁Kost int zes . ▁ ▁References ▁ ▁S ources ▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁Category : 1 0 9 3 ▁birth s ▁Category : 1 1 5 0 s ▁death s ▁Category : 1 2 th - century ▁By z antine ▁people ▁Category : 1 2 th - century ▁By z antine ▁writers ▁Category : By z antine ▁prisoners ▁and ▁d eta ine es ▁Category : Ca es ares ▁Category : Date ▁of ▁death ▁unknown ▁Category : Family ▁of ▁Alex ios ▁I ▁Kom nen os ▁Category : Found ers ▁of ▁Christian ▁monaster ies ▁Isaac ▁Category : Med ieval ▁Th race ▁Category : P orph y ro gen net oi ▁Category : S eb as tok rat ors <0x0A> </s> ▁Ang els ▁of ▁Death ▁is ▁a ▁ 1 9 8 6 ▁compilation ▁album ▁by ▁Haw kw ind ▁covering ▁their ▁R CA / Active ▁period ▁ 1 9 8 1 - 1 9 8 2 . ▁ ▁Track ▁listing ▁ ▁Side ▁one ▁▁ ▁" Ang el ▁Vo ices " ▁( Har vey ▁B ain bridge , ▁Dr . ▁Techn ical ) ▁– ▁ 1 : 3 0 ▁ ▁" N uc lear ▁Drive " ▁( D ave