Games like Tower Defense Monster
Games like Tower Defense Monster include Kingdom Rush - Tower Defense, Kingdom Rush 5: Alliance TD, Kingdom Rush Frontiers - Tower Defense, Plants vs. Zombies GOTY Edition, and Kingdom Rush Vengeance - Tower Defense. We matched them by the tags players give Tower Defense Monster on Steam (Indie, Strategy, Tower Defense, 2D Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

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

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

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

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

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

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

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

Bloons TD 6
Shared: Strategy · Tower Defense · Singleplayer

Oriental Dynasty - Silk Road defense war
Shared: Tower Defense · Strategy · 2D

Dungeon Warfare
Shared: Strategy · Indie · Tower Defense

Plague Inc: Evolved
Shared: Strategy · Indie · Tactical

Age of Empires II (Retired)
Shared: Strategy · Medieval · Historical

Mount & Blade II: Bannerlord
Shared: Strategy · Medieval · Indie

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

Infested Planet
Shared: Strategy · Tower Defense · Indie

Shadow Tactics: Blades of the Shogun
Shared: Strategy · Indie · Tactical

Kingdom Two Crowns
Shared: Tower Defense · Strategy · Medieval

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

Creeper World 3: Arc Eternal
Shared: Strategy · Indie · Tower Defense

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

Door Kickers
Shared: Strategy · Indie · Tactical

FTL: Faster Than Light
Shared: Strategy · Indie · Singleplayer

Game Dev Tycoon
Shared: Indie · Strategy · 2D

Total War: MEDIEVAL II – Definitive Edition
Shared: Strategy · Medieval · Historical