#OnThisDay in 1989 #TheEradicator II debuted in #ActionComics Annual #2 #AncientKryptonianAIDevice encountered by #Superman #intendedToPreserveAndProtect #Krypton attempts to turn #TheManOfSteel more clinical/cold & during 1993 #DeathOfSuperman #gainsHumanoidForm as #altSuperman #TheLastSonOfKrypton