And that is the selling point.
The R2J-DBOX in the filename tells you that iKaos did not use the terrible American season sets. They used the Japanese laser-disc-to-DVD masters. For episodes 1-39, this is vital because the Saiyan Saga has never looked better on standard definition. -iKaos- Dragon Ball Z - S01 -01-39- - -R2J-DBOX...
: Primarily uses the Japanese Dragon Box (R2J) footage, which is famous for its uncropped 4:3 aspect ratio and lack of aggressive digital noise reduction (DNR) found in official Blu-rays. And that is the selling point
The iKaos version is a "remux" or "merge" that utilizes the (Region 2 Japan) as its primary video source. The Japanese Dragon Boxes are widely considered the "Holy Grail" of DBZ footage because they were sourced from the original 16mm film masters with minimal digital tampering. Release Detail Video Source R2J Dragon Box (Uncropped 4:3 Aspect Ratio) Episode Range 01–39 (The Complete Saiyan Saga) Video Fixes Frame-by-frame color correction and grain retention Audio Options For episodes 1-39, this is vital because the
: The files are usually in MKV (Matroska) format, allowing viewers to switch between several audio and subtitle tracks.