REACTRON (KRULL)

Doom Patrol #10"The Soul of the Machine"

Earliest catalogued appearance of Reactron (Krull).

Jul 1988

No listings

Doom Patrol #11"Betrayed -- by Larry Trainor!"

Aug 1988

No listings

Crisis Aftermath: The Battle for Blüdhaven #1

Earliest catalogued appearances of Human Bomb (Franklin) and Firebrand (Twist).

Jun 2006

No listings

Supergirl #25"Boom"

Mar 2008

No listings

Supergirl #26"Breakpoint"

Apr 2008

No listings

Supergirl #35"New Krypton, Part 5: The Secret Origin of Supergirl"

Jan 2009

No listings

Supergirl #36"New Krypton, Part 8: Death in the House of El"

Feb 2009

No listings

Supergirl #38"Who is Superwoman? Part Two: clashes"

Apr 2009

No listings

Supergirl #39"Who is Superwoman? Part Three: Ticking Clocks"

May 2009

No listings

Supergirl #40"Who is Superwoman? Part Four: Mistakes"

Jun 2009

No listings

Supergirl #41"Who Is Superwoman? Part Five: Daughters of Krypton"

Jul 2009

No listings

Supergirl #42"Who is Superwoman? Conclusion: Epilogues & Homecomings"

Aug 2009

No listings

Superman: Secret Files 2009 #1"Vigil; Double Act; Blood Sisters, A Tale of Old Krypton; Legacy"

Oct 2009

No listings

Supergirl #44"Codename: Patriot, Part 3"

Oct 2009

No listings

Superman #691

Oct 2009

No listings

Supergirl #45"The Hunt For Reactron, Part 2"

Nov 2009

No listings

Supergirl #46"The Hunt For Reactron: Conclusion"

Dec 2009

No listings

Supergirl #47"Pain and Responsibility"

Jan 2010

No listings

Superman: War of the Supermen #0"War of the Supermen, Prologue; Filling In The Blanks"

Jun 2010

No listings

Supergirl #52"Distractions"

Jun 2010

No listings

Superman: War of the Supermen #1"The Battle for New Krypton"

Jul 2010

No listings