Games like Breachline
by Andrew Games
Breachline is a top-down 2D sci-fi tower defense strategy: placing towers, upgrading towers and defending against waves. 2112TD: Tower Defense Survival and Void Guard Outpost play most like Breachline. Of the 12 closest games below, most share its tower defense, sci-fi and real time tactics.
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Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
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2112TD: Tower Defense Survival
Jan 19, 2023 · Refinery Games
Both: Tower Defense · Sci-fi · Top-Down
Isometric 3D sci-fi tower defense survival, 90s RTS nostalgia. Deploying towers, managing abilities and upgrading weapons.
Tower DefenseStrategySingleplayerSci-fiSurvivalActionTacticalTop-DownIsometric2D👍 432Void Guard Outpost
Mar 21, 2025 · Winged Dog Studios
Both: Tower Defense · Sci-fi · Real Time Tactics
Top-down 3D sci-fi tower defense strategy. Building defensive mazes, upgrading towers and destroying environmental hazards.
Tower DefenseStrategyBuildingSci-fiRTSPvEReal Time TacticsIndieTurn-Based Tactics3DInfinitode 2 - Infinite Tower Defense
May 6, 2021 · Prineside
Both: Tower Defense · Real Time Tactics · Top-Down
Top-down 2D sci-fi tower defense, minimalist. Build towers, protect base and research technologies.
Level EditorTower DefenseBuildingReal Time TacticsPvEStrategyTop-DownFree to Play2DCyberpunk👍 778Infested Planet
Mar 6, 2014 · Rocket Bear Games
Both: Tower Defense · Top-Down · Sci-fi
Top-down 2D sci-fi real-time tactical strategy, detailed 2D digital art. Commanding soldiers, building defenses and destroying alien hives.
StrategyTower DefenseActionRTSIndieSingleplayerTop-DownSci-fiAliensTactical👍 2,468Defense Grid: The Awakening
Dec 8, 2008 · Hidden Path Entertainment
Both: Tower Defense · Sci-fi
Isometric 3D sci-fi tower defense. Building fortification towers, defending against alien hordes and upgrading towers.
Tower DefenseStrategySci-fiSingleplayerIndieAliensFuturisticAddictiveTouch-FriendlyReplay Value👍 4,531DG2: Defense Grid 2
Sep 23, 2014 · Hidden Path Entertainment
Both: Tower Defense · Sci-fi · Real Time Tactics
Isometric 3D sci-fi tower defense. Placing towers, defending against waves and strategic planning.
Tower DefenseStrategyActionSci-fiTacticalBase BuildingRTSStylizedCombatReal Time Tactics👍 2,706