Abaddon's Advent

Demon of Ruin: Abaddon's Advent was a battle event in the Seraph of the End: Bloody Blades game that ran from February 15, 2016, to February 29, 2016.

Players were required to defeat Abaddon in order to stand a chance to obtain a copy of 0263 Krul Tepes as a drop reward. As with all other battle events, the drop rate increases with difficulty.