Blu-ray remuxes (even a public site like rutracker keeps a lot of English commentary tracks in the fuller size releases), certain releasers like QxR, Sartre, HEVK who tend to include them. Someone called budgetbits on leetx also tends to include them alongside rifftrax. Important thing is to check the media info these include on the website to see if commentary tracks are present.
Blu-ray remuxes (even a public site like rutracker keeps a lot of English commentary tracks in the fuller size releases), certain releasers like QxR, Sartre, HEVK who tend to include them. Someone called budgetbits on leetx also tends to include them alongside rifftrax. Important thing is to check the media info these include on the website to see if commentary tracks are present.