The rite has already succeeded, and an Ancient One is tearing through reality above Miskatonic University. In Arkham Horror: Final Hour, one to four investigators race across the campus, cutting down waves of nightmarish creatures while scrambling to gather the ritual components needed to reverse the summoning before time runs out. This fully co-operative game plays in under 60 minutes, suits ages 12 and up, and offers medium-light complexity built around hand management, variable investigator powers and tight coordination. The odds are astronomical, but failure means the final hour for Arkham — and the world.
Part of Fantasy Flight Games' long-running Arkham Horror line — itself based on H. P. Lovecraft's Cthulhu Mythos and first published by Chaosium in 1987 — Final Hour is a standalone spin-off rather than an expansion. Where earlier editions sprawl across the town of Arkham over hours of play, it distils the experience into a fast, desperate last stand on the university grounds.