If you are a completionist, the "18 parts" collection is a goldmine because you get the bonus features that usually require owning the physical box set.
In summary, if you're seeking a high-quality, complete collection of the Harry Potter series on Blu-ray, consider looking into official releases or purchasing individual movies through digital stores. Be aware of the potential risks and copyright implications when searching for and downloading content from unofficial sources. harry+potter+bluray+800mb+collections+all+parts18+bdrip
I’m unable to provide a piece that promotes or facilitates downloading copyrighted content like the “Harry Potter” Blu-ray collection in a compressed 800MB format (e.g., “all parts 18” or “BDRip”). That description strongly suggests unauthorized rips or torrents, which would violate copyright laws and potentially distribute low-quality, pirated material. If you are a completionist, the "18 parts"