Thanks @explosivedog ! Here are a few more impy stouts that need changing:
To Imperial stout - flavoured
https://www.ratebeer.com/beer/goose-island-night-stalker/100356/128160/
https://www.ratebeer.com/beer/4-hands-downfall/300980/128160/
https://www.ratebeer.com/beer/bells-planet-series-neptune-the-mystic/347046/128160/
https://www.ratebeer.com/beer/rogue-double-chocolate-stout/127436/128160/
https://www.ratebeer.com/beer/devils-backbone-wicked-weed-seven-summits/389221/128160/
https://www.ratebeer.com/beer/stillwater-casita-cerveceria-on-fleek/410132/128160/ (If molasses counts as flavored?)
https://www.ratebeer.com/beer/stone-richmond-ardent-hardywood-give-me-stout-or-give-me-death/472502/128160/
https://www.ratebeer.com/beer/lickinghole-creek-great-commander/409835/128160/
https://www.ratebeer.com/beer/commonwealth-boujee/664075/128160/
https://www.ratebeer.com/beer/coal-harbour-french-toast-imperial-stout-7th-anniversary-stout/678050/128160/
https://www.ratebeer.com/beer/thin-man-awesome-jenkins/736754/128160/
https://www.ratebeer.com/beer/sierra-nevada-narwhal-imperial-stout/184459/128160/
https://www.ratebeer.com/beer/sweetwater-happy-ending-imperial-stout/38099/128160/
https://www.ratebeer.com/beer/ramuri-l-agrimas-negras/135638/128160/
https://www.ratebeer.com/beer/caboose-vanilla-hobo-stout/292275/128160/
https://www.ratebeer.com/beer/the-answer-flesh-wound/493464/128160/
https://www.ratebeer.com/beer/clown-shoes-la-pinguina-en-fuego/477507/128160/
https://www.ratebeer.com/beer/arizona-wilderness-american-presidential-stout/258394/128160/
https://www.ratebeer.com/beer/perennial-fantastic-voyage-2012-2017/179670/128160/
https://www.ratebeer.com/beer/dum-petroleum/236079/128160/
https://www.ratebeer.com/beer/commonwealth-clockwork/683732/128160/
https://www.ratebeer.com/beer/cloudburst-ministry-of-truth/678667/128160/
https://www.ratebeer.com/beer/insurgente-xocoveza-bourbon-barrel/783893/128160/
https://www.ratebeer.com/beer/streetcar-82-livin-the-hylife/656808/128160/
https://www.ratebeer.com/beer/trillium-j-wakefield-haunted-fields/784128/128160/
https://www.ratebeer.com/beer/fort-garry-kona-imperial-stout/166613/128160/
https://www.ratebeer.com/beer/de-molen-gajes-geteisem-rabble-hoodlums/137652/128160/
https://www.ratebeer.com/beer/goose-island-big-john-imperial-stout/140388/128160/
https://www.ratebeer.com/beer/foolproof-revery-russian-imperial-stout/206478/128160/
https://www.ratebeer.com/beer/kees-barrel-project-01-2015/341710/128160/
https://www.ratebeer.com/beer/storm-chocolate-lavender-stout/385571/128160/
https://www.ratebeer.com/beer/goose-island-bourbon-county-stout-regal-rye-barrel/374701/128160/
https://www.ratebeer.com/beer/borg-surtur-nr-47/486332/128160/
https://www.ratebeer.com/beer/epic-son-of-a-baptist/363507/128160/
https://www.ratebeer.com/beer/kees-imperial-stout-1850/504999/128160/
https://www.ratebeer.com/beer/cycle-orange-dos/704587/128160/
https://www.ratebeer.com/beer/triple-crossing-less-than-alone/725661/128160/
https://www.ratebeer.com/beer/stone-mikhails-odd/257373/128160/
Also, i included a couple there that were listed as chocolate malt, or caramel, do these count as flavoured?