Single-player games like Seacurity Breach
Below are 9 single-player Steam games similar to Seacurity Breach, 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 Seacurity Breach page.
Ranked picks
- 1
Assault On Metaltron
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
Get ready to defend your metallic planet from human and orc invaders in this intense, challenging and addictive action tower defense game! Play solo or in cooperation on one pc!
- 2
Queenchantment
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
The Lich Queen needs your help to achieve her ultimate goal. Ready your troops and set your traps to hold the incoming kingdom soldiers and their allies in a 2D tower defense game!
- 3
Damn Endless Orcs
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
Damn Endless Orcs is set in a medieval fantasy world, where human heroes battle relentlesly against an (you guessed it) endless horde of orcs. In this game you must survive and gather equipament to fight the horde and become earths mightiest hero.
- 4
Fairy Tale TD 2 童话塔防2
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
This is a 3D cartoon style tower defense game.
- 5
Goblin Assault: Tower Defense
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
Goblin Assault is an epic tower defense adventure where you stand against relentless hordes of goblins, monsters, and powerful bosses. Forge your strategy and prepare for a legendary fight!
- 6
Tower Defense - Fantasy Legends Tower Game
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
Tower Defense - Fantasy Legends TD Game - Defend your Magic Kingdom against legendary villains like hordes of trolls, orcs, wizards, witches and undead monsters!In this Castle defense game you will have to think strategically to build towers!Fight the hordes in this strategy defense game!
- 7
Kingdom Rush Origins - Tower Defense
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
Command your elven army and defend mystical lands from sea serpents, evil sorcerers, and wave after wave of gnoll tribesman, all with the help of brand-spankin’ new towers, heroes, and spells to fend off every last baddie.
- 8
Age of Defense
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Strategy and Indie with Seacurity Breach.
Age of Defense is a tower defense game full of mind-blowing mayhem. There are tons of monsters and tough defenders in the game each of which fits perfectly into a funny cartoonish setting.
- 9
Rezrog
Single-player alternative to Seacurity Breach — playable solo, no multiplayer required. Shares Indie and Adventure with Seacurity Breach.
Test your fighting spirit as you take your party of brave adventurers on an epic quest to restore peace to the lands of Rezrog in this table-top inspired, turn-based, dungeon crawler. Upgrade your skills & tactically exploit enemy weaknesses as you try to handle everything the dungeons will throw at you.