[s4e21] Harry And The Harrisons Apr 2026

Facing a technological dead end, the team recruits Amunet Black . They need her organic metal shards because DeVoe can't control them with his technology-manipulating powers.

Caitlin tries to use Amunet’s technology to bring back Killer Frost. Amunet eventually reveals that the device Caitlin previously used was a placebo , meaning Caitlin’s powers are actually internal and she has the strength to bring Frost back herself. [S4E21] Harry and the Harrisons

A fast-talking version from a New York-style Earth who lives by the motto "Be kind, rewind". Facing a technological dead end, the team recruits

Iris decides to publish an article exposing DeVoe’s plan to the public. This backfires initially but eventually helps as citizens start reporting DeVoe’s sightings. The Council of Harrisons Members Amunet eventually reveals that the device Caitlin previously

This new council, introduced on The Flash (Season 4) , includes: