Complex sentence: Called "Shaman King Kanzen-Ban", or Perfect Edition, this release reprinted the entire series in 27 volumes, concluding with the never-before-published "true ending" to the series.
Split into simpler sentences: Called "Shaman King Kanzen-Ban" (or Perfect Edition). The Perfect Edition release reprinted the entire series in 27 volumes, concluding with the never-before-published "true ending" to the series.