Complex sentence: The original pressing of the album was limited to 1,000 copies and since the band's rise to fame in 1999 it has been a sought after rarity for Slipknot fans.
Split into simpler sentences: The original pressing of the album was limited to 1,000 copies. Since the band's rise to fame in 1999, it has been a sought-after rarity for Slipknot fans.