The dilapidated archives of Anvil hold many secrets. They weren't really intended to, but a thousand years of monstrous occupation turns just about any mundane graffiti into forbidden knowledge.
Beowulf experiences the famous de Flor family luck. Do your best, Algernon!
Slamby's friends/enemies/etc navigate the fallen capital. They spot signs of looming danger over the horizon-- but they're busy with an invisible ape problem at the moment.
The band successfully escapes the treacherous monsters and traps of Anvil, and make their way to Forge. Slamby has done something right, thus the underworld freezes over.