Diabolical Conquest is the third studio album by American death metal band Incantation, released on April 28, 1998 by Relapse Records. It is the only album to feature Daniel Corchado of The Chasm on vocals, and the first album to feature Kyle Severn on drums.
Diabolical Conquest webzine was named as a tribute to this album. Later, Kunal Choksi founded the record label Diabolical Conquest Records.