Dangers of the Astral Sea

The Void is not empty. Will you face the cohort of Eternity?

Dangers of the Astral Sea is a 52-page sourcebook that launches your players into the dark expanse of the Astral Sea. Meet the Celesari corrupted by the Enemy, fight against the terrible minions of Voidspace, and unveil the secrets of the Princess of the End Times, the ultimate servant of Eternity!

What's inside?

• 30 monsters (ranging from CR3 to CR30+)
• New playable options: the Celesari Species
• Hjal'Sha: her story, the Singularity, the mechanics of Voidspace, and the Eclipse
• Stunning artwork by Midnight, Mati Lazaro, Nacho Lazaro, Reparatus, and Mari Fonseca

Recommended for levels 5th to 15th. Released in October 2025.
Available in Digital Format.