Games like Luminaria: Dark Echoes
Games like Luminaria: Dark Echoes include Hades II, Vampire Survivors, Hades, Brotato, and Death Must Die. We matched them by the tags players give Luminaria: Dark Echoes on Steam (Action Roguelike, Arena Shooter, Bullet Hell, Hack and Slash, and Roguelite): closest matches first, and among equally close ones the better-known games.

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

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

Hades
Shared: Action Roguelike · Hack and Slash · Roguelite

Brotato
Shared: Action Roguelike · Bullet Hell · Arena Shooter

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

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

Soulstone Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

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

Nova Drift
Shared: Bullet Hell · Action Roguelike · Roguelite

Megabonk
Shared: Action Roguelike · Roguelite · Bullet Hell

Nuclear Throne
Shared: Action Roguelike · Bullet Hell · Roguelite

Nordic Ashes: Survivors of Ragnarok
Shared: Action Roguelike · Bullet Hell · Roguelite

Noobs Are Coming
Shared: Action Roguelike · Arena Shooter · Bullet Hell

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Difficult

FatalZone
Shared: Action Roguelike · Bullet Hell · Arena Shooter

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Bullet Hell · Roguelite

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

Tiny Rogues
Shared: Action Roguelike · Bullet Hell · Top-Down Shooter

BALL x PIT
Shared: Bullet Hell · Roguelite · Action Roguelike

Arms of God
Shared: Action Roguelike · Bullet Hell · Arena Shooter

Army of Ruin
Shared: Action Roguelike · Bullet Hell · Hack and Slash

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

Lost Castle
Shared: Action Roguelike · Hack and Slash · Roguelite

Realm of Ink
Shared: Action Roguelike · Roguelite · Hack and Slash