T - The Flash (2014) - Season 8 Episode 4 - Armageddon, Part 4

Barry is shocked when Eobard Thawne returns in the most unexpected way, and with a tie to a loved one. Damien Darhk offers advice to Barry but there is a catch. An epic battle begins with Reverse Flash pitted against The Flash, Team Flash, Batwoman, Sentinel and Ryan Choi. 

Aired: 7 Dec 2021