Second time kakashi raikiri obito in the stomachThe first time Kakashi pierced Obito's heart it was a genjutsu but the second time it was for real.
That wasn't a genjutsu when Kakashi pierced obito with
His lightning blade through his chest. Go and reread the chapters bro.
In this page Obito says that kakashi broke the curse seal, but it was genjutsuYou must be registered for see links:eww::eww::eww::eww:
Second time was in the stomach