ch ▁II : ▁The ▁S entin els , ▁com ics , ▁and ▁nov els ▁from ▁the ▁ 8 0 s ▁and ▁ 9 0 s ▁to ▁secondary ▁continu ity ▁and , ▁if ▁elements ▁are ▁used ▁from ▁them , ▁they ▁are ▁subject ▁to ▁select ive ▁revision ▁and ▁updating ▁as ▁appropriate ▁to ▁mesh ▁with ▁future ▁canonical ▁produ ctions ▁and ▁to ▁prevent ▁conflict ▁with ▁the ▁original ▁animated ▁series . ▁While ▁the ▁Jack ▁McK in ney ▁Rob ote ch ▁novel ▁End ▁of ▁the ▁Circle ▁is ▁evidently ▁no ▁longer ▁canon , ▁the ▁pre quel ▁com ic ▁Rob ote ch : ▁P rel ude ▁to ▁the ▁Sh adow ▁Chron icles ▁establish es ▁that ▁the ▁general ▁story line ▁of ▁The ▁S entin els ▁still ▁occurred ▁in ▁some ▁fashion , ▁but ▁various ▁elements , ▁including ▁the ▁tim eline , ▁specific ▁unfold ing ▁of ▁events , ▁and ▁some ▁character izations ▁are ▁different ▁from ▁what ▁was ▁previously ▁dep icted ▁in ▁earlier ▁com ics ▁and ▁nov els . ▁In ▁such ▁cases , ▁the ▁franch ise ▁producer ▁may ▁state ▁that ▁there ▁is ▁no ▁intention ▁to ▁address ▁the ▁changes ▁through ▁rem akes ▁or ▁direct ▁ret ell ings ▁of ▁such ▁stories . ▁It ▁is ▁essentially ▁left ▁to ▁the ▁vie wer ' s ▁imagination ▁as ▁to ▁how ▁differently ▁the ▁re vised ▁story ▁unfold ed . ▁ ▁See ▁also ▁▁ ▁Historical ▁revision ism ▁ ▁List ▁of ▁retro active ▁continu ities ▁ ▁Pseud oh istory ▁ ▁Ret ron ym ▁ ▁Notes ▁ ▁References ▁ ▁External ▁links ▁ ▁Ess ay ▁on ▁ret con ning ▁by ▁Eric ▁Burn s ▁ ▁Category :