Warning: contains spoilers for Shadow War Alpha #1
While they've been a powerful means for DC Comics to bring back dead characters, it seems as though the Lazarus Pits are becoming ineffective (right before the Death of the Justice League event). Controlled by the classic Batman villain Ra's al Ghul who used to be immortal, new truths are emerging about the current state of the Pits and their resurrecting waters. Now believed to be cursed, several titles have recently featured the power of Lazarus being removed and/or destroyed in the DC Universe.
Currently, multiple DC titles have featured the Lazarus Pits as well as serums and resins derived from the waters to accomplish the same task: bringing back the dead. First appearing in 1972's Batman #243, the Pits were a discovery of Ra's al Ghul who used them to prolong his natural life (while also having their own dark side effects). Leading the League of Assassins in his mission to reshape the world, the Pits became a coveted tool that has been fiercely protected. However, the power of Lazarus eventually fell into the hands of others over time through various means. Task Force Z has seen the Lazarus Pits being converted into pills by a government off-shoot of the Suicide Squad who control the dosage of their subjects, partially bringing back dead villains as zombies while promising a full resurrection in exchange for their compliance. That being said, Amanda Waller has her own store of Lazarus resin in Suicide Squad which she's employed to bring back her agents should they die in the field. Furthermore, both Robin and the new Shadow War event from Joshua Williamson have revealed new insights into the original Pits themselves, revealing their supernatural origins rather than
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