Games Like Outpost: Infinity Siege

Outpost: Infinity Siege

Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.

★ SANCTUM 2 ★ SENTRY ★ GROSS ★ MINDUSTRY ★ BLOCK FORTRESS 2 ★ IRON GRIP: WARLORD ★ ARTIFICIAL EXTINCTION ★ MOB FACTORY ★ COLONY SIEGE ★ OUT OF AMMO ★ DG2: DEFENSE GRID 2 ★ STELLAR SURVIVOR ★ WE ♥ IT 
1

Sanctum 2

90% 👍 OF 14K
About This Game

Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.

In this game, you can…

  • …turn on all five difficulty modifiers, erase your save, and try to clear every map from level 1 to 50 without dying or replaying a level.
  • …explore off-route areas and find secret chambers with mini-games; winning them unlocks extra archives outside the game.
  • …build a full maze from empty space, then start the wave and fight inside your own layout.
2

SENTRY

82% 👍 OF 893
About This Game

SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.

3

GROSS

80% 👍 OF 302
About This Game

GROSS is a unique twist on the classic tower defense genre. After building your defenses, you will jump into the action to take on enemies head-on. Make sure to collect as much cash as possible to upgrade your defenses and stay ahead of the game. Can you outlast the waves of enemies?

4

Mindustry

96% 👍 OF 27K
About This Game

An open-ended factory management game with RTS and tower defense elements.

In this game, you can…

  • …capture a sector, log off, and come back to find it producing resources or getting attacked without you.
  • …send resources across the planet with launch pads to keep distant battlefronts supplied.
  • …write logic scripts that control your factory and even command units with custom behaviors.
5

Block Fortress 2

82% 👍 OF 265
About This Game

Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, and defend your stronghold against relentless attacks. In this action-packed block-builder, survival is earned, and only the strongest will remain.

6

Iron Grip: Warlord

85% 👍 OF 447
About This Game

Iron Grip: Warlord invigorates tower defense with first-person shooter elements to give a new twist to the genre.It puts you in the heat of the battle, fighting off hordes of AI-controlled invaders. Play alone or with friends, in a diverse and challenging struggle to save all of Atelia.

7

Artificial Extinction

76% 👍 OF 264
About This Game

You have 9 days to find a safe place on the planet. Your ship is low on fuel and you have to land. Setup sentry guns around you to defend yourself while you collect more fuel for the ship. AI controlled Drones and Tanks attack you trying to find weaknesses in your defenses.

9

Colony Siege

93% 👍 OF 258
About This Game

Colony Siege combines the best of RTS and tower defense, including base building, mazing, and unit physics. Defend Earth's remaining colonies using an arsenal of deadly weapons to torch, slice, throw, and impale swarms of alien invaders.

10

Out of Ammo

84% 👍 OF 737
About This Game

Out of Ammo is an intense VR Tower Defense / FPS hybrid strategy game that will have you constructing defenses, calling in artillery, issuing orders, and taking direct control of your soldiers in order to survive a relentless enemy onslaught.

11

DG2: Defense Grid 2

86% 👍 OF 3.4K
About This Game

Great strategy is timeless. Build, adapt, and defend across dynamic maps, solo or online - every session brings new strategies, new solutions, and new surprises. Now is the perfect time to enter the grid.