- Those Who are Here: Fenrir, Nidhogg, and Hela.
- Those Who are owed: Holda, Loki, and Narvi.
- Those Who are acknowledged: Angrboda, Hati, Skoll, Vali, and Jormundgand.
. . .
Fenrir’s intro post is here. There have been additional posts related to Him; see His tag.
The post with how I’ve interacted with Hela so far is here. Update is here (upg: Baldur is a consort of Hela’s, and His death / sacrifice helps the health of Helheim’s land). Jormundgand’s post is here.