Games like Void Havoc
Games like Void Havoc include Thronefall, DG2: Defense Grid 2, Bloons TD 6, Age of Darkness: Final Stand, and Orcs Must Die! 3. We matched them by the tags players give Void Havoc on Steam (Action, Strategy, Tower Defense, Space Sim, and Action RTS): closest matches first, and among equally close ones the better-known games.

Thronefall
Shared: Strategy · Tower Defense · Action

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

Bloons TD 6
Shared: Strategy · Tower Defense · 3D

Age of Darkness: Final Stand
Shared: Tower Defense · Strategy · Action RTS

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

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

SENTRY
Shared: Tower Defense · Strategy · Action

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

Sanctum 2
Shared: Tower Defense · Strategy · Action

X Rebirth
Shared: Action · Space Sim · Sci-fi

Elite Dangerous
Shared: Space Sim · Sci-fi · Action

Kingdom Rush 6: Genesis TD
Shared: Strategy · Action · Tower Defense

STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · Sci-fi · Action

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

Bee Island
Shared: Strategy · Tower Defense · Action

Space Run
Shared: Strategy · Tower Defense · Action

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

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

X4: Foundations
Shared: Space Sim · Strategy · Space

Defense Grid: The Awakening
Shared: Strategy · Tower Defense · Sci-fi

Infested Planet
Shared: Strategy · Action · Tower Defense

Kunitsu-Gami: Path of the Goddess
Shared: Action · Strategy · Tower Defense

Bloons TD 5
Shared: Strategy · Tower Defense · Action

Taur
Shared: Strategy · Action · Tower Defense