Games like Gangster Wars
Games like Gangster Wars include Kingdom Rush - Tower Defense, Bloons TD 6, Plants vs. Zombies GOTY Edition, Kingdom Rush 6: Genesis TD, and Thronefall. We matched them by the tags players give Gangster Wars on Steam (Auto Battler, Tower Defense, Strategy, 2D, and Linear): closest matches first, and among equally close ones the better-known games.

Kingdom Rush - Tower Defense
Shared: Tower Defense · Strategy · 2D

Bloons TD 6
Shared: Tower Defense · Strategy · 2D

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

Kingdom Rush 6: Genesis TD
Shared: Tower Defense · Strategy · 2D

Thronefall
Shared: Tower Defense · Strategy · Action

Kingdom Rush Vengeance - Tower Defense
Shared: Tower Defense · Strategy · 2D

Kingdom Rush 5: Alliance TD
Shared: Tower Defense · Strategy · 2D

Kingdom Rush Origins - Tower Defense
Shared: Tower Defense · Strategy · 2D

Bloons TD 5
Shared: Tower Defense · Strategy · Action

Kingdom Rush Frontiers - Tower Defense
Shared: Tower Defense · Strategy · 2D

GemCraft - Chasing Shadows
Shared: Tower Defense · Strategy · Action

DG2: Defense Grid 2
Shared: Tower Defense · Strategy · Action

Warpips
Shared: Tower Defense · Strategy · Auto Battler

Backpack Battles
Shared: Auto Battler · Strategy · Inventory Management

Rock 'N' Roll Defense
Shared: Tower Defense · Strategy · Action

Legion TD 2 - Multiplayer Tower Defense
Shared: Tower Defense · Auto Battler · Strategy

Tangy TD
Shared: Tower Defense · Strategy · 2D

Zero Stress King: Idle Defense
Shared: Tower Defense · Auto Battler · Strategy

Infested Planet
Shared: Tower Defense · Strategy · Action

Knightica
Shared: Auto Battler · Tower Defense · Strategy

SANABI
Shared: Story Rich · Action · 2D

Orcs Must Die! 3
Shared: Tower Defense · Strategy · Action

Until We Die
Shared: Strategy · Tower Defense · Action

Orcs Must Die!
Shared: Tower Defense · Strategy · Action