Egean Reckoning, abbreviated ER, is the international system for the counting of years.
Abyss is the Plane of Chaos, sealed away below and inside the Nine Hells of Nidavellir.
Alfheim is the Plane of Order, home of the celestials and capital world of the Heavenly Adherence.
The Universe; a sphere of existence floating in the Void, composed of time and space and their contents.
Most recently Dune (2021). My constant favorites are mainly the Lord of the Rings trilogy and the Beck movies (1997+ movie series).
Battlestar Galactica (2004-2009 series), Game of Thrones. Most recently Arcane on Netflix.
Most recently the Stormlight Archive series by Brandon Sanderson. Skyward by Sanderson. First Law books by Joe Abercrombie, especially the Blade Itself trilogy.
Most recently Brandon Sanderson and Joe Abercrombie.
Mass Effect trilogy, Total War: Warhammer trilogy, Dragon Age trilogy, Witcher 3, Cyberpunk 2077, Overwatch. Played a whole bunch of WoW back in the day.