Games like Adventure TD
Games like Adventure TD include Element TD 2 - Tower Defense, Kingdom Rush - Tower Defense, Bloons TD 6, Age of Darkness: Final Stand, and Artisan TD. We matched them by the tags players give Adventure TD on Steam (Strategy, Tower Defense, Tactical, Real Time Tactics, and PvE): closest matches first, and among equally close ones the better-known games.

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

Kingdom Rush - Tower Defense
Shared: Strategy · Tower Defense · Tactical

Bloons TD 6
Shared: Strategy · Tower Defense · Singleplayer

Age of Darkness: Final Stand
Shared: Tower Defense · Strategy · PvE

Artisan TD
Shared: Strategy · Tower Defense · Tactical

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

Total War: WARHAMMER II
Shared: Strategy · Fantasy · Tactical

Dungeon Defenders
Shared: Tower Defense · Strategy · Tactical

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

Aliens: Dark Descent
Shared: Strategy · Tactical · Real Time Tactics

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

XCOM 2
Shared: Strategy · Tactical · PvE

Shadow Tactics: Blades of the Shogun
Shared: Strategy · Tactical · Real Time Tactics

Kingdom Rush Origins - Tower Defense
Shared: Strategy · Tower Defense · Tactical

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

Broken Arrow
Shared: Strategy · Real Time Tactics · Tactical

Emberward
Shared: Tower Defense · Strategy · 3D

Desperados III
Shared: Strategy · Real Time Tactics · Tactical

Kingdom Rush Frontiers - Tower Defense
Shared: Strategy · Tower Defense · Fantasy

Warhammer 40,000: Dawn of War - Definitive Edition
Shared: Strategy · PvE · Singleplayer

Thronefall
Shared: Strategy · Tower Defense · 3D

Kingdom Rush 5: Alliance TD
Shared: Strategy · Tower Defense · Fantasy

Age of Mythology: Retold
Shared: Strategy · 3D · Fantasy

Creeper World 4
Shared: Tower Defense · Real Time Tactics · Strategy