Single-player games like Tower Defence: Back to the roots 2
Below are 8 single-player Steam games similar to Tower Defence: Back to the roots 2, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Tower Defence: Back to the roots 2 page.
Ranked picks
- 1

Mechs V Kaijus 2
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required. Shares Strategy with Tower Defence: Back to the roots 2.
Mechs V Kaijus 2 is an Hybrid Tower/Base defense, with army vs army (tug of war style) tactics. From the cockpit of a mech, to build a huge base with Reactors, Mines and all type of tower army factories and super weapons.
- 2

Biletide
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required. Shares Strategy with Tower Defence: Back to the roots 2.
An atmospheric tower-defence strategy game about holding back an oozing toxic Tide. A distant mining colony has awakened a living flood that seeps from breaches in the ground. Dig for resources, raise defensive terrain, and burn your way to seal the breaches. Can you survive the Biletide?
- 3

Neon Grid Defenders
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required. Shares Strategy with Tower Defence: Back to the roots 2.
Neon Grid Defenders is a sci-fi roguelite tower defense game featuring a free and unique upgrade system, decision based path generation and a strong but static difficulty curve. Build your path, place your towers, hook them up with upgrades and melt your enemies!
- 4

Circuit Keep
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required. Shares Strategy with Tower Defence: Back to the roots 2.
Your towers don't stop anything. Enemies walk straight over them. The only thing that turns them aside is a wall, so you build the maze yourself. Then the intrusions start fighting back. PHASE slides through your walls. HOPPER vaults over them. BREAKER eats them. You built the maze. Now defend it.
- 5

Factorwave
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required.
Fast-paced factory builder with combat and territorial logistics. Automate production, unlock powerful Sector Hub bonuses, defend your infrastructure, and expand across a hostile planet.
- 6

Built the End
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required. Shares Strategy with Tower Defence: Back to the roots 2.
Harvest resources, build and upgrade towers, and defend your base against escalating waves of robotic enemies in this resource management focused tower defense. Use an arsenal of unique towers and their upgrades against the multitudes of different robots.
- 7

Axom: Conquest
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required. Shares Strategy with Tower Defence: Back to the roots 2.
Build and defend your fortress while expanding out in this hold-out tower defense roguelite. Battle across a procedural alien homeworld, fight back corrupted terrain, discover hundreds of structures and upgrades as physics-driven swarms threaten to wipe out humanity.
- 8

Kill The Hero
Single-player alternative to Tower Defence: Back to the roots 2 — playable solo, no multiplayer required. Shares Strategy with Tower Defence: Back to the roots 2.
A Dungeon Builder, Autobattler and Deckbuilder in one. They call themselves “heroes”. You call them gold suppliers. Dig your domain, build deadly traps, place guards and play powerful cards as ever-stronger “heroes” invade your dungeon. Take their gold and build the World Domination Machine.