The Mist is the fourth zone in the Fight Screen, featuring 21 unique enemies. Defeating Keymaster Z at the end of the zone unlocks access to the next zone, Dungeon. Clearing The Mist also unlocks the fourth row of Ascension perks and unlocks Rebirth, a second way to Ascend.
Every monster in the The Mist has a 1/420 chance to drop a unique Card, and have +60% chance afterwards to drop higher quality star cards.
The following table shows the base values for each monster in the zone.