Games like Bliss
Games like Bliss include LIMBO, Hollow Knight: Silksong, GRIS, Reventure, and MO:Astray. We matched them by the tags players give Bliss on Steam (Indie, Adventure, Puzzle Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Indie · Puzzle Platformer · Adventure

Hollow Knight: Silksong
Shared: Indie · 2D · Adventure

GRIS
Shared: Indie · Adventure · 2D

Reventure
Shared: Indie · Adventure · 2D

MO:Astray
Shared: Indie · Adventure · Puzzle Platformer

Terraria
Shared: 2D · Adventure · Indie

BADLAND: Game of the Year Edition
Shared: Indie · Adventure · 2D

Squishy the Suicidal Pig
Shared: Indie · Puzzle Platformer · Adventure

Nihilumbra
Shared: Indie · Adventure · Puzzle Platformer

Little Nightmares
Shared: Adventure · Puzzle Platformer · Indie

Hollow Knight
Shared: Indie · 2D · Adventure

Owlboy
Shared: Adventure · Indie · 2D

Murders on the Yangtze River
Shared: Adventure · Indie · Puzzle Platformer

Sanfu
Shared: Adventure · 2D · Puzzle Platformer

Hue
Shared: Indie · Adventure · Puzzle Platformer

Out There Somewhere
Shared: Indie · Adventure · 2D

Pikuniku
Shared: Indie · Adventure · 2D

Celeste
Shared: Indie · 2D · Adventure

INSIDE
Shared: Puzzle Platformer · Indie · Adventure

Neva
Shared: Adventure · Indie · 2D

COCOON
Shared: Adventure · Indie · Puzzle Platformer

Iconoclasts
Shared: Indie · Adventure · 2D

ANIMAL WELL
Shared: Puzzle Platformer · 2D · Adventure

There Is No Game: Wrong Dimension
Shared: Indie · Adventure · 2D