Games like Project Runner
Games like Project Runner include Gothic 1 Remake, Black Myth: Wukong, Chained Together, ATLYSS, and Rise of the Tomb Raider™. We matched them by the tags players give Project Runner on Steam (Adventure, Action, Casual, Strategy, and RPG): closest matches first, and among equally close ones the better-known games.

Gothic 1 Remake
Shared: Adventure · Action · RPG

Black Myth: Wukong
Shared: Action · RPG · Action RPG

Chained Together
Shared: Adventure · Casual · Platformer

ATLYSS
Shared: Adventure · RPG · Action

Rise of the Tomb Raider™
Shared: Adventure · Action · Exploration

Tomb Raider Game of the Year
Shared: Adventure · Action · Exploration

SMITE 2
Shared: Action · Adventure · Strategy

Monster Hunter: World
Shared: Action · Adventure · RPG

Monument Valley 2
Shared: Casual · Action · Strategy

Farever
Shared: Action · Adventure · RPG

Sonic Frontiers
Shared: Adventure · Action · 3D Platformer

Tainted Grail: The Fall of Avalon
Shared: Adventure · RPG · Exploration

God of War
Shared: Action · Adventure · RPG

FEZ
Shared: Platformer · Puzzle · Adventure

DARK SOULS™ II
Shared: RPG · Action · Adventure

Portal 2
Shared: Platformer · Puzzle · Adventure

Caster
Shared: Action · Adventure · Casual

Middle-earth: Shadow of War
Shared: Action · Adventure · RPG

God of War Ragnarök
Shared: Adventure · Action · RPG

Dust: An Elysian Tail
Shared: Action · Adventure · Platformer

Pikuniku
Shared: Adventure · Casual · Puzzle

Hob
Shared: Adventure · Action · Platformer

Monument Valley
Shared: Adventure · Casual · Puzzle

Middle-earth™: Shadow of Mordor™
Shared: Action · Adventure · RPG