[1] The group are killed by the Anti-Monitor in Crisis on Infinite Earths, but resurface in Convergence, where Brainiac retrieves them and other inhabitants of doomed universes.
[2] The second incarnation of Johnny Quick originates from the antimatter universe, is the counterpart of Wally West, and derives his powers from the Speed Juice drug.
He is a professional thief who gains superhuman speed after being struck by lightning and exposed to chemicals, similar to Barry Allen.
[5][6][7][8] In Year of the Villain and Dark Nights: Death Metal, Perpetua kills Allen before Batman resurrects him with a Black Lantern ring.
[9][10] A fifth incarnation of Johnny Quick, serial killer Jonathan Chambers, is introduced after the multiverse is restored in Dark Nights: Death Metal.