[6] Amit Moshe was inspired to design City of Mist after writing a modern retelling of Cú Chulainn.
[14][15] "Player characters are people called 'Rifts,' who can draw on the powers of mythical heroes and creatures to fight enemies and solve paranormal mysteries".
[16] The action resolution system in City of Mist is a heavily modified version of the Apocalypse World game engine.
Regardless of its inspiration, City Of Mist deals with a handful of these myths and legends contending with both their roles in their stories and the humdrum of everyday living.
[21] Giaco Furino, for TechRaptor, highlighted that "City of Mist takes an incredible idea and gives it player agency in its setting and gameplay.
You can’t just go swinging Excalibur around all day, you’ve also got to make rent, and figure out what happened to that kidnapped kid, and call your mom for her birthday.
[17] Richard Jansen-Parkes, for the UK print magazine Tabletop Gaming, wrote that "style and drama ooze from every page of this beautiful book.