Something strange is happening on Earth... and the Justice League is powerless to stop it! It began with a horrific volcanic eruption in the heart of the villainstronghold nation of Zandia... and quickly spread to Count Vertigo's neighboring kingdom of Vlatava. The parademons that the JLU faced before are only the tip of the iceberg — the entire planet is now in peril! What signal does this point to in the Quantum Quorum's tournament? Do not miss this pivotal next chapter in the All In saga!
