2025 · ソースブック（プレイを拡張するルール／オプション）

Baron's Uncanny Gateway

A tabletop roleplaying supplement focused on strange tools, esoteric forces, and exploration of the higher cosmos. It adds options for the Agent, Conduit, Mastermind, and Reaper classes, along with 27 talents, 51 feats, expanded casting tradition drawbacks, and new abilities for divination and occult play. The supplement also introduces the Reliance System, which lets characters draw on their motivations and goals during crises, as well as new character templates and monsters including the Interloper Lich and Plutonium Sentinel.