Most release groups (like Hon3y, DRIVE, or KARA) have released the complete box set. Look for packs labeled This file will include everything from seasons 1 to 6, which totals roughly 80-90 episodes, but mislabeled as "Season 1-15" by private trackers.

If you are looking for Lucifer content related to a "Season 15," it is likely you are referring to the series , where the character Lucifer returns as a guest or supporting character during its 15th and final season. Lucifer (TV Series) Overview Total Seasons: 6 seasons.