Games like Soulknight Survivor
Games like Soulknight Survivor include Death Must Die, Vampire Survivors, Halls of Torment, Hades, and Hero Siege. We matched them by the tags players give Soulknight Survivor on Steam (Action Roguelike, Hack and Slash, Action, Roguelite, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

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

Vampire Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

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

Hades
Shared: Action Roguelike · Hack and Slash · Roguelite

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

BALL x PIT
Shared: Action · Roguelite · Action Roguelike

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

Hades II
Shared: Action · Hack and Slash · Roguelite

Megabonk
Shared: Action Roguelike · Roguelite · Bullet Hell

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

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

Dead Cells
Shared: Action Roguelike · Roguelite · Hack and Slash

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

UnderMine
Shared: Action Roguelike · Roguelite · Action

Magicraft
Shared: Action Roguelike · Roguelite · Bullet Hell

Lost Castle
Shared: Action Roguelike · Hack and Slash · Beat 'em up

Heroes of Hammerwatch
Shared: Action Roguelike · Roguelite · Action

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

Moonlighter
Shared: Hack and Slash · Roguelite · Action Roguelike

Cultivation Story: Reincarnation
Shared: Action Roguelike · Roguelite · Action

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Pixel Graphics

Sephiria
Shared: Action Roguelike · Roguelite · Action

暖雪 Warm Snow
Shared: Action Roguelike · Roguelite · 2D

Dungreed
Shared: Action Roguelike · Roguelite · Action