Games like Soulbound: Online
Games like Soulbound: Online include Soulstone Survivors, Death Must Die, Path of Exile 2, Megabonk, and Halls of Torment. We matched them by the tags players give Soulbound: Online on Steam (Action RPG, Dungeon Crawler, Bullet Heaven, Hack and Slash, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

Soulstone Survivors
Shared: Bullet Heaven · Action RPG · Action Roguelike

Death Must Die
Shared: Bullet Hell · Action Roguelike · Bullet Heaven

Path of Exile 2
Shared: Action RPG · Hack and Slash · Dungeon Crawler

Megabonk
Shared: Bullet Heaven · Action Roguelike · Bullet Hell

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

Path of Exile
Shared: Action RPG · Hack and Slash · Dungeon Crawler

Diablo® IV
Shared: Action RPG · Hack and Slash · Dungeon Crawler

Hades
Shared: Hack and Slash · Action Roguelike · Roguelite

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

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

Moonlighter
Shared: Hack and Slash · Dungeon Crawler · Roguelite

Last Epoch
Shared: Action RPG · Hack and Slash · Dungeon Crawler

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

Hades II
Shared: Hack and Slash · Roguelite · Dungeon Crawler

Torchlight II
Shared: Action RPG · Hack and Slash · Dungeon Crawler

Tower of Babel: Survivors of Chaos
Shared: Bullet Heaven · Bullet Hell · Action Roguelike

Vampire Survivors
Shared: Bullet Hell · Action Roguelike · Roguelite

Chronicon
Shared: Action RPG · Dungeon Crawler · Hack and Slash

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

Cult of the Lamb
Shared: Dungeon Crawler · Action Roguelike · Roguelite

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

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

Titan Quest II
Shared: Action RPG · Hack and Slash · Dungeon Crawler

The Slormancer
Shared: Dungeon Crawler · Action RPG · Hack and Slash