Games like EchoBlade
Games like EchoBlade include Little Nightmares II, LIMBO, Black Myth: Wukong, Little Nightmares, and INSIDE. We matched them by the tags players give EchoBlade on Steam (Dark, Puzzle, Atmospheric, Action-Adventure, and Combat): closest matches first, and among equally close ones the better-known games.

Little Nightmares II
Shared: Puzzle · Dark · Atmospheric

LIMBO
Shared: Puzzle · Dark · Atmospheric

Black Myth: Wukong
Shared: Combat · Action-Adventure · Action

Little Nightmares
Shared: Atmospheric · Dark · Puzzle

INSIDE
Shared: Dark · Atmospheric · Puzzle Platformer

Amnesia: Rebirth
Shared: Puzzle · Action-Adventure · First-Person

Kingdom Come: Deliverance II
Shared: Medieval · First-Person · RPG

Poppy Playtime
Shared: Puzzle · Dark · First-Person

Portal 2
Shared: Puzzle · First-Person · Action-Adventure

Bendy and the Dark Revival
Shared: First-Person · Dark · Puzzle

Thief
Shared: Dark · First-Person · Atmospheric

Hello Neighbor 2
Shared: Puzzle · Action-Adventure · First-Person

Dishonored
Shared: First-Person · Atmospheric · Dark

Seen
Shared: Dark · Puzzle · Atmospheric

A Plague Tale: Innocence
Shared: Atmospheric · Medieval · Dark

Buckshot Roulette
Shared: Dark · First-Person · Puzzle

Outlast
Shared: Atmospheric · First-Person · Dark

DARQ: Complete Edition
Shared: Dark · Puzzle · Atmospheric

Portal
Shared: Puzzle · First-Person · Puzzle Platformer

Viewfinder
Shared: Puzzle · First-Person · Puzzle Platformer

Indiana Jones and the Great Circle
Shared: Action-Adventure · Puzzle · First-Person

Crimson Desert Enhanced
Shared: Combat · Action · Action-Adventure

Bendy and the Ink Machine
Shared: Puzzle · First-Person · Dark

Amnesia: The Dark Descent
Shared: Atmospheric · Puzzle · Dark