Games like Nubla 2
Games like Nubla 2 include GRIS, Portal 2, LIMBO, Machinarium, and Planet of Lana. We matched them by the tags players give Nubla 2 on Steam (Adventure, Puzzle Platformer, Platformer, Story Rich, and Casual): closest matches first, and among equally close ones the better-known games.

GRIS
Shared: Adventure · Platformer · Hand-drawn

Portal 2
Shared: Platformer · Puzzle · Puzzle Platformer

LIMBO
Shared: Puzzle Platformer · Platformer · Puzzle

Machinarium
Shared: Puzzle · Adventure · Point & Click

Planet of Lana
Shared: Puzzle Platformer · Adventure · Platformer

Laughing to Die
Shared: Adventure · Platformer · Casual

Never Alone (Kisima Ingitchuna)
Shared: Platformer · Adventure · Story Rich

Little Nightmares
Shared: Adventure · Puzzle Platformer · Puzzle

Celeste
Shared: Platformer · Adventure · Story Rich

Carto
Shared: Adventure · Puzzle · Story Rich

Gorogoa
Shared: Puzzle · Hand-drawn · Casual

INSIDE
Shared: Puzzle Platformer · Story Rich · Adventure

Nihilumbra
Shared: Adventure · Platformer · Puzzle Platformer

FEZ
Shared: Platformer · Puzzle · Adventure

Neva
Shared: Adventure · Platformer · Puzzle

Braid
Shared: Puzzle Platformer · Platformer · Puzzle

There Is No Game: Wrong Dimension
Shared: Adventure · Puzzle · Point & Click

Munin
Shared: Puzzle Platformer · Adventure · Casual

Hollow Knight
Shared: Platformer · Adventure · Story Rich

The Last Campfire
Shared: Adventure · Puzzle · Story Rich

Pinstripe
Shared: Adventure · Casual · Puzzle Platformer

Old Man's Journey
Shared: Adventure · Story Rich · Casual

Creaks
Shared: Puzzle Platformer · Puzzle · Hand-drawn

Fran Bow
Shared: Story Rich · Adventure · Puzzle