When Icicle returns to enact the next phase of his devious plan, Caitlin and her mother, Dr. Carla Tannhauser, must resolve their long-combative relationship to defeat the icy monster. After Barry makes a big decision about their family without consulting her, Iris decides to take matters into her own hands.
Did You Know?
Thawne talking about his Negative Speed Force to Nora echoes how he spoke of the Speed Force during the season one finale "Fast Enough". See more
So, the cryo-atomizer has the ability to disperse particles into the atmosphere. Particles that slow down atoms to a grinding halt. And the slower they get...
The colder they get.
How cold are we talking?
[showing them a map of the city
And if we combine them with Icicle's meta powers...
He could plunge Central City into a new Ice Age.