The Flash (2014): Season 4, Episode 6

4 - 6: When Harry Met Harry…

When collectors of Native American artifacts are attacked by a meta named Mina Chayton, who can bring inanimate objects to life, Barry turns to a surprising ally for help. Determined to crack the identity of The Thinker, Harry enlists Cisco's help to summon the ultimate think tank: "The Council of Wells'," a roundtable of the brightest Harrison Wells' from various Earths.