Games like The Ultimate Box Games
Games like The Ultimate Box Games include Call to Arms - Gates of Hell: Ostfront, Predecessor, Demigod, Just Another Night Shift, and Orcs Must Die! 3. We matched them by the tags players give The Ultimate Box Games on Steam (Real Time Tactics, Strategy, Beat 'em up, PvE, and 3D): closest matches first, and among equally close ones the better-known games.

Call to Arms - Gates of Hell: Ostfront
Shared: Strategy · Real Time Tactics · Third Person

Predecessor
Shared: PvE · Third Person · PvP

Demigod
Shared: Real Time Tactics · PvE · PvP

Just Another Night Shift
Shared: Strategy · Real Time Tactics · PvP

Orcs Must Die! 3
Shared: Strategy · PvE · Third Person

SMITE 2
Shared: Strategy · Third Person · Casual

Bloons TD 6
Shared: Strategy · 3D · Casual

Dead as Disco
Shared: Beat 'em up · PvE · 3D

Company of Heroes 3
Shared: Strategy · Real Time Tactics · PvE

Element TD 2 - Tower Defense
Shared: Real Time Tactics · Strategy · PvE

Liars Bar
Shared: PvP · Casual · 3D

Marvel Rivals
Shared: PvP · 3D · Strategy

GrandChase
Shared: PvE · PvP · Casual

Broken Arrow
Shared: Strategy · Real Time Tactics · 3D

Empire of the Ants
Shared: Real Time Tactics · PvE · PvP

Streets of Rage 4
Shared: Beat 'em up · Action · Indie

ShellShock Live
Shared: Strategy · Casual · PvP

SMITE®
Shared: Strategy · Third Person · Action

ARC Raiders
Shared: PvE · PvP · Third Person

Total War: WARHAMMER III
Shared: Strategy · Real Time Tactics · Action

Totally Accurate Battle Simulator
Shared: Strategy · PvP · 3D

World of Warships
Shared: 3D · PvP · Strategy

Legion TD 2 - Multiplayer Tower Defense
Shared: Strategy · PvP · PvE

Who's Your Daddy?!
Shared: Strategy · Casual · PvP