Games like Immortalis
Games like Immortalis include Hades, Hades II, Halls of Torment, Moonlighter, and Children of Morta. We matched them by the tags players give Immortalis on Steam (Roguelike, Action Roguelike, Roguelite, Dungeon Crawler, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

Hades
Shared: Action Roguelike · Roguelite · Hack and Slash

Hades II
Shared: Roguelike · Roguelite · Action Roguelike

Halls of Torment
Shared: Action Roguelike · Roguelite · Roguelike

Moonlighter
Shared: Roguelite · Roguelike · Hack and Slash

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

Vampire Survivors
Shared: Action Roguelike · Roguelite · Pixel Graphics

The Binding of Isaac: Rebirth
Shared: Roguelike · Action Roguelike · Dungeon Crawler

Death Must Die
Shared: Action Roguelike · Roguelite · Pixel Graphics

Hero Siege
Shared: Action Roguelike · Hack and Slash · Pixel Graphics

Heroes of Hammerwatch II
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Skul: The Hero Slayer
Shared: Action Roguelike · Roguelike · Pixel Graphics

Dead Cells
Shared: Roguelike · Action Roguelike · Roguelite

Dungreed
Shared: Action Roguelike · Roguelike · Roguelite

暖雪 Warm Snow
Shared: Action Roguelike · Roguelite · Roguelike

Wizard of Legend
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Noita
Shared: Roguelike · Dungeon Crawler · Pixel Graphics

UnderMine
Shared: Action Roguelike · Roguelite · Dungeon Crawler

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Roguelike

Enter the Gungeon
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Heroes of Hammerwatch
Shared: Action Roguelike · Roguelite · Dungeon Crawler

Cinderia
Shared: Action Roguelike · Roguelike · Roguelite

Realm of the Mad God Exalt
Shared: Roguelike · Pixel Graphics · Action Roguelike

Megabonk
Shared: Action Roguelike · Roguelike · Roguelite

Streets of Rogue
Shared: Action Roguelike · Roguelite · Roguelike