Top similar games like Underground Security Inc:

The enemy is approaching. What's your strategy? In this fusion of Tower Defense and Autobattler, optimize the power of your turrets, create strong synergies and wisely choose your bonuses... Or your maluses! Will you be able to defend your city against the hordes of furious monsters?

Nightmare has set its sights on this world, and as the will of the world, you will rely on cards, tower defenses, and urban construction to destroy Nightmare's invasion in the dream

Roguelike tower defense where enemies can’t be killed, knock them off with physics instead! Build devastating contraptions that push, pull and launch enemies. Unlock towers, discover broken synergies, and dominate through engineering.

A singleplayer roguelike autobattler/autochess. Draft a team of champions with synergizing traits that automatically fight your enemies. Carefully position your units and strategically place items. Tailor your gameplay by choosing your battles, finding special events, and discovering unique boons.

Immerse yourself in Nordhold: Origins, a tower defense game with high replayability. Build a medieval Nordic village, develop its economy, and defend it with unique towers and upgrades. Choose heroes and relics, compete on leaderboards, and aim for the Valhalla rank!

Build your city block by block and find the optimal layout to defend yourself against an onslaught of enemies. Explore the underground to gather resources and expand your settlement in all directions. Balance economy and defenses to persist in an unforgiving wasteland.

Form your own genre with skills in different elements, use building rewards to build your own unique maze in randomly generated levels, and fight to survive waves of monsters to win

Delve through a series of dungeons full of terrors. Fight battles by stopping a board full of your equipment and skills. Press your luck to gain battle resources, but be careful. One bad roll and you can lose everything. This game doesn't contain any real-world currency gambling/microtransactions.

A raising breakout casual self-movement game, breakout + Roguelike, can allow players to reduce the operation at the same time, can be high degree of freedom to control the actions of the team, tailored for your team to create a set of powerful builds, to defeat all the enemies.

Free Tower Defense game with unique roguelike elements. Custom base building mechanics allow you to create your own base and maze with tiles earned after each wave. Unleash a variety of monsters, each with its own evolution path and unique skills, and evolve them into legendary creatures.

Rogue Tower is a tower defense game with roguelike elements and a continuously expanding path which you can influence. Unlock, build, upgrade, expand, defend.

A roguelite kingdom builder. Backpack TD combines backpack mechanic with tower defense and card-based gameplay. Develop your base, make powerful fusions, defend your kingdom against waves of enemies. Use new playstyles, tactics and create insane builds to defeat your enemy!

Play cards to cast spells that control enemy hordes and use your deck to build deadly mazes of towers with funky attack patterns.

Build and design the terrain while defending your stronghold against alien invasion in this unique Roguelike tower defense. Choose from 30 heroes, survive enemy waves, and upgrade a variety of destructive towers to hold the line!

An auto-battler roguelite where you build your own base & undead army! Draft your army, equip units and place towers to annihilate your opponent in seconds.

Synergize rune traits to give your towers powerful new abilities in this roguelite tower defense! Collect perks, relics, and items you can equip to your towers for unique builds each run!

Crystal Guardians is a tower defense game with rogue-like elements. Fight of waves and defend the world crystal. Gear up your towers with a powerful combination of items for your strategy. In an ever expanding map, find hidden powers and conquer the enemies.

Grow out your defenses and defend against waves of invasive enemies. Manage resources, explore further out into the wilds, and strengthen your grove. Wild Growth TD combines tower defense with real time strategy and rogue-lite elements.

Cat Guardian is a flexible card game blending tower defense and survival. Manage resources, build, and strategize to protect the Tree of Hope from zombies. Can the cats of Meowx Planet succeed in their mission and survive? It’s up to you!

Automoji is a Auto-Battle, roguelike, strategy game with over 130 Emoji-based units to explore. Build your team, plan your route, and defeat waves of enemies! Unlock new items and unit packs to use on future runs!

Recruit powerful units, place them strategically and find the best synergies in this Roguelike Autobattler! Knightica lets you guide a warband through many challenges to free the Kingdoms. Discover optimal combinations, weave powerful enchants, face dangerous monsters and lead your army to victory!

A single player only PvE autobattler that is purely GUI (graphical user inteface). Keep or reroll dealt cards (units). Combine units to level them up. Upgrade items. Survive 50 randomized rounds that are highly replayable. No synergy system, no other maps/campaigns, no meta-progression.

Robicon is a tactical tower defense game with roguelite elements. Place and merge your towers, experiment with different builds, and crush endless waves of robotic enemies. Adapt, upgrade, and survive.

City builder PvP auto battler! Build your island kingdom and battle other wizards in a war for the throne!

This is a game that can be operated and played with just a click, with the goal of earning more money, ensuring that the "weekly" rent in the game can be paid normally, and driving away occasional monsters!

Hallway Defender is a roguelite tower defense where you defend your base from an endless wave of fellow classmates. With over 25 different towers and even more upgrades and effects there are infinite ways to set up your own defenses.

Qurtys is an inventory-strategy autobattler! You must play as many cards as possible in a single round to upgrade your equipment using the power of your Spirit Animals and withstand your opponents through countless rounds.

Villainous base-builder mixed with inventory management auto-battler roguelike! Draft buildings, pack them carefully into your cramped lair to create powerful synergies and send your army of minions to deal with the endless hero problem. Why won’t they just leave you alone?

Build your colony in the zombie apocalypse, gather resources, and defend against raids. Send your team to loot houses for supplies, advance through research, struggle to survive, and try to build your plane to return home.

In Kingdom’s Path, each battle is your own living battlefield. Every zone you place shifts enemy flow, pushing you to adapt and outsmart them. Towers rise, leaders guide, and no run plays the same. Build, defend, and carve victory from chaos.