Main Bastion
Launches 3 November 2026 · PC

Story
As darkness deepens and monsters emerge from their shadowed dens, the fate of humanity hangs by a thread. The world has fallen into shadow. Only the mighty walls of your citadel and the courage of your warriors stand between peace and total chaos. Take command of the final frontier as hordes of beasts march toward your stronghold. STRATEGY, TACTICS, AND SURVIVAL You are the architect of your own victory. Build a powerful defense, set cunning traps, station brave defenders on the walls, and use sentry towers to protect your kingdom. Each tower has unique abilities, and choosing the right combination is key to survival. YOUR ARSENAL GROWS Your arsenal expands as you progress, unlocking new traps and upgrades over time: • Traps of Many Kinds: From electric shock traps to trampoline launchers that send enemies flying — and many more to discover as you advance. • Tower Merging: Combine identical towers to increase their level and power. • Defender Upgrades: Improve your wall units and turn them into an elite force. CARDS OF FATE Before every wave, you must make a difficult choice. The "one of three" system offers unique upgrade cards. What will it be? Gold, magical spells,...
Gameplay
As darkness deepens and monsters emerge from their shadowed dens, the fate of humanity hangs by a thread. The world has fallen into shadow. Only the mighty walls of your citadel and the courage of your warriors stand between peace and total chaos. Take command of the final frontier as hordes of beasts march toward your stronghold. STRATEGY, TACTICS, AND SURVIVAL You are the architect of your own victory. Build a powerful defense, set cunning traps, station brave defenders on the walls, and use sentry towers to protect your kingdom. Each tower has unique abilities, and choosing the right combination is key to survival. YOUR ARSENAL GROWS Your arsenal expands as you progress, unlocking new traps and upgrades over time: • Traps of Many Kinds: From electric shock traps to trampoline launchers that send enemies flying — and many more to discover as you advance. • Tower Merging: Combine identical towers to increase their level and power. • Defender Upgrades: Improve your wall units and turn them into an elite force. CARDS OF FATE Before every wave, you must make a difficult choice. The "one of three" system offers unique upgrade cards. What will it be? Gold, magical spells, free traps, or something far rarer? There are many cards, and each one changes the course of battle. GENERALS AND RECONNAISSANCE Your defense is led by legendary generals. Each one grants unique...
Features
- Single-player
- Steam Achievements
- Custom Volume Controls
- Mouse Only Option
- #category_playable_at_your_own_pace
- Playable without Timed Input
- Save Anytime
- Stereo Sound





Release details
Main Bastion is developed by Alex. Main Bastion launches on Tuesday, 3 November 2026 on PC. This date comes from Steam and was last checked on 2 November 2026.
Frequently asked questions
When does Main Bastion release?
Main Bastion launches on 3 November 2026.
Has the Main Bastion release date changed?
Gamelude has listed 3 November 2026 for Main Bastion since 30 October 2026, and that date has not changed.
Which platforms is Main Bastion on?
Main Bastion is on PC.
Who makes Main Bastion?
Main Bastion is developed by Alex.