Catalyst is the third studio album by American progressive metal band Prototype, released on September 11, 2012, by Nightmare Records.

[1][2] It was their first studio album to feature drummer Pat Magrath as a permanent member of the band since Trinity (2002).

The band's first conceptual album,[3] the album tells a story depicting events and the symbiotic relationship between humankind and an alien race.

[4] Upon release, the album received mixed to positive reviews.

[5][6] All lyrics are written by Vince Levalois; all music is composed by Levalois, Kragen Lum and Kirk Scherer, except where notedCredits are adapted from the album's liner notes.