Games like Unstoppable Gorg
Games like Unstoppable Gorg include Defense Grid: The Awakening, Bloons TD 6, Plants vs. Zombies GOTY Edition, Kingdom Rush - Tower Defense, and X-Morph: Defense. We matched them by the tags players give Unstoppable Gorg on Steam (Tower Defense, Strategy, Indie, Casual, and Action): closest matches first, and among equally close ones the better-known games.

Defense Grid: The Awakening
Shared: Tower Defense · Strategy · Indie

Bloons TD 6
Shared: Tower Defense · Strategy · Casual

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

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

X-Morph: Defense
Shared: Tower Defense · Strategy · Indie

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

Sanctum 2
Shared: Tower Defense · Strategy · Action

Infested Planet
Shared: Tower Defense · Strategy · Indie

Anomaly Warzone Earth
Shared: Strategy · Tower Defense · Indie

FTL: Faster Than Light
Shared: Strategy · Indie · Sci-fi

Space Run
Shared: Tower Defense · Strategy · Indie

Bloons TD 5
Shared: Tower Defense · Strategy · Action

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

Taur
Shared: Tower Defense · Strategy · Indie

Iron Marines
Shared: Strategy · Sci-fi · Action

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

Orcs Must Die! 2
Shared: Tower Defense · Strategy · Action

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

Sanctum
Shared: Tower Defense · Strategy · Indie

Aliens: Dark Descent
Shared: Strategy · Action · Sci-fi

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

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

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

Dome Keeper
Shared: Action · Tower Defense · Sci-fi