Core Bastion: Roguelite TD

The reactor is under attack. How long can you survive?

Core Bastion is a roguelite tower defence survival game where every battle creates a new strategy.

Build your automated defence system, choose powerful upgrades, and protect your reactor core from endless waves of hostile machines.

Every run is different.

⚙️ CREATE YOUR DEFENCE BUILD

Upgrade your weapons and combine powerful abilities to create unique machine builds.

Will you focus on:

devastating cannon damage?
rapid-fire weapons?
powerful energy systems?
slowing enemies with defensive technology?

🤖 SURVIVE THE MACHINE INVASION

Fight through waves of increasingly dangerous robots, overcome powerful bosses, and push your reactor further than ever before.

🔥 UNLOCK NEW TECHNOLOGY

Discover advanced systems:

• Goo traps that slow enemies
• Orbital drones that fight automatically
• Chain lightning weapons
• Powerful cannon upgrades

💀 ROGUELITE PROGRESSION

Each run starts fresh.

Earn cores from battles and unlock permanent upgrades that make future attempts stronger.

FEATURES:

✓ Roguelite gameplay
✓ Tower defence strategy
✓ Endless survival waves
✓ Robot enemies and bosses
✓ Automatic combat
✓ Permanent upgrades
✓ Sci-fi pixel art
✓ Offline friendly gameplay

Defend the core. Build your machine. Survive.

Recent changes:
2.0.3 - Big balance update!
- Runs now feel way more consistent — no more wildly random outcomes
- New permanent Reactor Core upgrade in the Armory — guaranteed power every run
- Reduced bad-luck streaks on relic/mutation offers
- Fixed damage stat not updating after upgrades
- Added exit confirmation (no more accidental quits!)
- Bigger stats, clearer UI, various bug fixes