Thelema.6 is the fifth studio album by Polish extreme metal band Behemoth.

The album was recorded and mixed at the Hendrix Studios in Poland in July and August 2000 and was then mastered at the High-End Studio in Warsaw in 2000.

The album was re-released in 2000 as a limited digipak edition that was limited to only 1,000 copies.

An enhanced audio disc with a video for the song Christians to the Lions was included with the release.