Games like Soul Cauldron
Games like Soul Cauldron include Hades, Hades II, Soulstone Survivors, BALL x PIT, and 20 Minutes Till Dawn. We matched them by the tags players give Soul Cauldron on Steam (Roguelite, Top-Down Shooter, Dungeon Crawler, Crafting, and Action Roguelike): closest matches first, and among equally close ones the better-known games.

Hades
Shared: Roguelite · Action Roguelike · Hack and Slash

Hades II
Shared: Roguelite · Hack and Slash · Action Roguelike

Soulstone Survivors
Shared: Roguelite · Action Roguelike · Crafting

BALL x PIT
Shared: Roguelite · Top-Down Shooter · Action Roguelike

20 Minutes Till Dawn
Shared: Roguelite · Action Roguelike · Top-Down Shooter

Moonlighter
Shared: Roguelite · Dungeon Crawler · Hack and Slash

Halls of Torment
Shared: Roguelite · Action Roguelike · Bullet Hell

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

Vampire Survivors
Shared: Roguelite · Action Roguelike · Bullet Hell

Death Must Die
Shared: Roguelite · Action Roguelike · Hack and Slash

Tiny Rogues
Shared: Top-Down Shooter · Action Roguelike · Roguelite

Deep Rock Galactic: Survivor
Shared: Roguelite · Action Roguelike · Top-Down Shooter

UnderMine
Shared: Roguelite · Action Roguelike · Dungeon Crawler

Yet Another Zombie Survivors
Shared: Top-Down Shooter · Roguelite · Action Roguelike

Brotato
Shared: Action Roguelike · Roguelite · Bullet Hell

Nova Drift
Shared: Roguelite · Shoot 'Em Up · Action Roguelike

Cinderia
Shared: Roguelite · Action Roguelike · Hack and Slash

Wolcen: Lords of Mayhem
Shared: Hack and Slash · Action RPG · Dungeon Crawler

Megabonk
Shared: Roguelite · Action Roguelike · Bullet Hell

Shape of Dreams
Shared: Roguelite · Action Roguelike · Hack and Slash

Grim Dawn
Shared: Hack and Slash · Dungeon Crawler · Action RPG

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

Mortal Sin
Shared: Dungeon Crawler · Action Roguelike · Hack and Slash

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