Exactly so. I just found that it's on prime video (for a few bucks) as well if you don't want the blu-ray features.
If you've seen the old VHS version of Shada where Tom Baker narrates the missing pieces, you'll probably enjoy the animated version replacements more.
https://www.primevideo.com/region/na/detail/0RNSB5JYFHDMUJ0U...