The DW comm the fest runs through annually (if you care to follow the lead-up) is hlh_shortcuts and the AO3 comm the fics can be found posted to is: https://archiveofourown.org/collections/hlh2019

ETA: It won't be hard to find the post-apocalyptic Amanda and Methos story. The title isn't subtle: Apocalypsis Mundi. (I have a feeling it wasn't meant to be. It's not like it wasn't in the tags.)

Double ETA: I'm on an earlier time zone than BK, so I hope she forgives me jumping in here! I'm both not awake myself and migraining, so thank you for understanding!