Games like Midautumn
Games like Midautumn include Hades, Hades II, The Binding of Isaac: Rebirth, Skul: The Hero Slayer, and Vampire Survivors. We matched them by the tags players give Midautumn on Steam (Indie, Action, Action Roguelike, Roguelite, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

Hades
Shared: Action Roguelike · Indie · Roguelite

Hades II
Shared: Action · Roguelite · Roguelike

The Binding of Isaac: Rebirth
Shared: Indie · Action Roguelike · Roguelike

Skul: The Hero Slayer
Shared: Indie · Action · Action Roguelike

Vampire Survivors
Shared: Action Roguelike · Roguelite · Indie

Moonlighter
Shared: Hack and Slash · Roguelite · Action Roguelike

Children of Morta
Shared: Roguelike · Hack and Slash · Action Roguelike

Megabonk
Shared: Action Roguelike · Indie · Roguelite

Halls of Torment
Shared: Action Roguelike · Roguelite · Action

Death Must Die
Shared: Action Roguelike · Roguelite · Action

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Roguelike

Dungreed
Shared: Action Roguelike · Action · Indie

SWORN
Shared: Indie · Roguelite · Action Roguelike

The Binding of Isaac
Shared: Indie · Action Roguelike · Roguelike

Hero Siege
Shared: Action Roguelike · Hack and Slash · Indie

Heroes of Hammerwatch II
Shared: Action Roguelike · Action · RPG

Cinderia
Shared: Action Roguelike · Roguelite · Action

UnderMine
Shared: Action Roguelike · Roguelite · Indie

Dreamscaper
Shared: Action Roguelike · Action · Indie

Gunfire Reborn
Shared: Roguelite · Roguelike · Indie

Dead Cells
Shared: Action Roguelike · Roguelike · Roguelite

Ravenswatch
Shared: Action Roguelike · Action · Roguelike

Wizard of Legend
Shared: Action Roguelike · Roguelike · Action

Mortal Sin
Shared: Action Roguelike · Indie · Hack and Slash