Reptilian is the fifth studio album by the Norwegian extreme metal band Keep of Kalessin, released on 10 May 2010 in Europe and on 8 June 2010 in North America through Nuclear Blast. The album peaked at number two on the Norwegian record chart, VG-lista. This would be the last album with Torbjørn "Thebon" Schei on vocals before he was fired in 2013.