Tenebria

Tenebria is a character in Another Story - Raven's Choice. She is the physical form of the element of darkness that, along with Lumino, fled to Illumina after escaping from the Ark. When Gade and Cyanea transport Raven to the rift plane of Illumina, Raven is tasked with summoning the elements of Light and Darkness and harnessing their power to open the Ark. After summoning the Light and defeating Lumino, Raven summons the Darkness and battles and defeats Tenebria for the time being After Raven escapes Illumina and arrives back in Hekseville, Tenebria reappears with Lumino, having tricked the creators and stolen their power. The two attempt to stop Raven from gathering her lost memories and gaining the power needed to defeat them, but ultimately they are unsuccessful, and Raven destroys their physical forms.