Games like The Seven Deadly Sins: Origin
Games like The Seven Deadly Sins: Origin include Wuthering Waves, Where Winds Meet, NTE: Neverness to Everness, Once Human, and DRAGON BALL Z: KAKAROT. We matched them by the tags players give The Seven Deadly Sins: Origin on Steam (Open World, Free to Play, Anime, Multiplayer, and RPG): closest matches first, and among equally close ones the better-known games.

Wuthering Waves
Shared: Open World · Free to Play · Anime

Where Winds Meet
Shared: Open World · Free to Play · Multiplayer

NTE: Neverness to Everness
Shared: Free to Play · Open World · Anime

Once Human
Shared: Open World · Free to Play · Multiplayer

DRAGON BALL Z: KAKAROT
Shared: Open World · Anime · RPG

DragonSword : Awakening
Shared: Open World · Anime · RPG

FINAL FANTASY XV WINDOWS EDITION
Shared: Open World · RPG · Adventure

DRAGON BALL XENOVERSE 2
Shared: Anime · Multiplayer · Adventure

Neverwinter
Shared: Free to Play · RPG · Multiplayer

Blue Protocol: Star Resonance
Shared: Anime · Free to Play · RPG

Red Dead Redemption 2
Shared: Open World · Multiplayer · Adventure

The Elder Scrolls Online - Standard Edition
Shared: Open World · RPG · Multiplayer

Monster Hunter: World
Shared: Open World · Multiplayer · RPG

Warframe
Shared: Free to Play · RPG · Action

God of War
Shared: Action · Adventure · Open World

The Witcher 3: Wild Hunt — Remastered
Shared: Open World · RPG · Adventure

Black Myth: Wukong
Shared: RPG · Action · Combat

ELDEN RING
Shared: Open World · RPG · Multiplayer

Aniimo
Shared: Open World · Multiplayer · Adventure

Crimson Desert Enhanced
Shared: Open World · Adventure · Action

The First Descendant
Shared: Free to Play · Multiplayer · RPG

Granblue Fantasy: Relink
Shared: Anime · Online Co-Op · Multiplayer

Destiny 2
Shared: Open World · Free to Play · Multiplayer

Halo Infinite
Shared: Free to Play · Multiplayer · Open World