Games like Arithmetic Arena
Games like Arithmetic Arena include Where Winds Meet, Marvel Rivals, ShellShock Live, Brawlhalla, and Bloons TD 6. We matched them by the tags players give Arithmetic Arena on Steam (Casual, Adventure, Strategy, RTS, and Racing): closest matches first, and among equally close ones the better-known games.

Where Winds Meet
Shared: Adventure · Singleplayer · Multiplayer

Marvel Rivals
Shared: Multiplayer · Casual · PvP

ShellShock Live
Shared: Strategy · Casual · 2D

Brawlhalla
Shared: Casual · 2D Platformer · Multiplayer

Bloons TD 6
Shared: Strategy · Casual · Singleplayer

Dota 2
Shared: Strategy · Multiplayer · RTS

SMITE 2
Shared: Strategy · Adventure · Casual

PUBG: BATTLEGROUNDS
Shared: PvP · Multiplayer · Adventure

Notes of Soul
Shared: Adventure · Massively Multiplayer · Casual

Total War: WARHAMMER II
Shared: Strategy · RTS · Turn-Based Strategy

VRChat
Shared: Massively Multiplayer · Casual · Multiplayer

Once Human
Shared: Adventure · Multiplayer · Strategy

Sonic Superstars
Shared: Adventure · Casual · 2D Platformer

Plants vs. Zombies GOTY Edition
Shared: Strategy · Casual · 2D

Castle Crashers®
Shared: 2D · Adventure · Casual

Plague Inc: Evolved
Shared: Strategy · Casual · Singleplayer

Cossacks 3
Shared: Strategy · RTS · Multiplayer

BidKing
Shared: Casual · Strategy · Massively Multiplayer

Company of Heroes 3
Shared: Strategy · RTS · Singleplayer

Company of Heroes 2
Shared: Strategy · RTS · Multiplayer

Need for Speed™ Heat
Shared: Racing · Adventure · Multiplayer