Games like Echoes of Syntax
Games like Echoes of Syntax include Vampire Survivors, Dead Cells, Megabonk, Skul: The Hero Slayer, and The Binding of Isaac. We matched them by the tags players give Echoes of Syntax on Steam (Action, Roguelike, Roguelite, 2D, and Adventure): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Roguelite · 2D · Roguelike

Dead Cells
Shared: Roguelike · Adventure · 2D

Megabonk
Shared: Roguelike · Roguelite · Action

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

The Binding of Isaac
Shared: Roguelike · Action · Indie

Hades
Shared: Roguelite · Action · Roguelike

Brotato
Shared: Roguelike · Roguelite · Survival

20 Minutes Till Dawn
Shared: Roguelite · Survival · Combat

Death Must Die
Shared: Roguelite · Action · Roguelike

ScourgeBringer
Shared: Action · Roguelite · Adventure

BALL x PIT
Shared: Action · Roguelite · Roguelike

Rogue Legacy
Shared: Roguelike · Action · 2D

Hades II
Shared: Action · Roguelike · Roguelite

Dungreed
Shared: Roguelike · Action · Roguelite

Gunfire Reborn
Shared: Roguelike · Roguelite · Action

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

The Binding of Isaac: Rebirth
Shared: Roguelike · Indie · 2D

Noobs Want to Live
Shared: Roguelike · Action · Roguelite

Noita
Shared: Roguelike · 2D · Action

Sephiria
Shared: Roguelike · Roguelite · Action

Risk of Rain 2
Shared: Roguelike · Action · Roguelite

Enter the Gungeon
Shared: Roguelike · Action · Indie

Rogue Legacy 2
Shared: Action · Roguelite · Adventure

Streets of Rogue
Shared: Roguelite · Roguelike · Action