Games like 地域联盟1
Games like 地域联盟1 include Warframe, Neverwinter, Bless Unleashed, Marvel Rivals, and War Thunder. We matched them by the tags players give 地域联盟1 on Steam (Action, Free to Play, RPG, Massively Multiplayer, and Downloadable Content): closest matches first, and among equally close ones the better-known games.

Warframe
Shared: Free to Play · Action · RPG

Neverwinter
Shared: Free to Play · RPG · Massively Multiplayer

Bless Unleashed
Shared: RPG · Free to Play · Action

Marvel Rivals
Shared: Free to Play · Action · RPG

War Thunder
Shared: Free to Play · Action · Massively Multiplayer

Once Human
Shared: Free to Play · Action · RPG

Star Trek Online
Shared: Free to Play · Massively Multiplayer · RPG

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

Dota 2
Shared: Free to Play · Action · RPG

STAR WARS™: The Old Republic™
Shared: Free to Play · RPG · Massively Multiplayer

Albion Online
Shared: Free to Play · Massively Multiplayer · RPG

Delta Force
Shared: Free to Play · Massively Multiplayer · Action

AION 2
Shared: Free to Play · Massively Multiplayer · RPG

SMITE®
Shared: Free to Play · Action · Massively Multiplayer

Wuthering Waves
Shared: Free to Play · Action · RPG

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

The Seven Deadly Sins: Origin
Shared: Free to Play · RPG · Action

Team Fortress 2
Shared: Free to Play · Action · Free To Play

Mortal Online
Shared: Free to Play · Massively Multiplayer · RPG

Honkai Impact 3rd
Shared: Free to Play · Action · RPG

Karos
Shared: Free to Play · RPG · Massively Multiplayer

Path of Exile
Shared: Free to Play · RPG · Action

Blood of Steel
Shared: Free to Play · RPG · Action

Torchlight: Infinite
Shared: RPG · Free to Play · Action