: The primary antagonist is Cicada (Orlin Dwyer), a man fueled by rage who uses a lightning-shaped dagger to dampen meta-human powers.
: Sherloque Wells , a French detective from Earth-221, joins Team Flash to help hunt Cicada and eventually uncovers Nora’s secret. Key Character Arcs The Flash - Season 5
: After traveling back from 2049, Nora West-Allen reveals she has changed the timeline, leading to the early arrival of a new, meta-human-hunting villain. : The primary antagonist is Cicada (Orlin Dwyer),
: She discovers that Killer Frost did not originate from the particle accelerator but was a result of experiments performed by her father, Thomas Snow. a French detective from Earth-221