Games like Elta7
Games like Elta7 include Your Only Move Is HUSTLE, Vampire Survivors, BlazBlue Entropy Effect, Enter the Gungeon, and Death Must Die. We matched them by the tags players give Elta7 on Steam (Action, Action Roguelike, 2D Fighter, Spectacle fighter, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

Your Only Move Is HUSTLE
Shared: Action · 2D Fighter · Spectacle fighter

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · 2D

BlazBlue Entropy Effect
Shared: Action Roguelike · Action · 2D

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

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

Warhammer 40,000: Space Marine 2
Shared: Action · Third-Person Shooter · Wargame

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

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

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

ICEY
Shared: Action · Anime · 2D

Risk of Rain 2
Shared: Action Roguelike · Action · Third-Person Shooter

MARVEL Tōkon: Fighting Souls
Shared: Action · 2D Fighter · Spectacle fighter

Skul: The Hero Slayer
Shared: Action · Action Roguelike · 2D

Hero Siege
Shared: Action Roguelike · Action · Top-Down

Megabonk
Shared: Action Roguelike · Action · Bullet Hell

Rabbit and Steel
Shared: Action Roguelike · Bullet Hell · Action

The Binding of Isaac
Shared: Action Roguelike · Action · Top-Down

Cultivation Story: Reincarnation
Shared: Action Roguelike · Action · Bullet Hell

Nuclear Throne
Shared: Action Roguelike · Action · Bullet Hell

Battle Ram
Shared: Spectacle fighter · Bullet Hell · Action

I Am Legion: Stand Survivors
Shared: Action Roguelike · Bullet Hell · Action

UnderMine
Shared: Action Roguelike · Action · Top-Down

Magicraft
Shared: Action Roguelike · Bullet Hell · Action

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