Space turrets fire green lasers through waves of neon projectiles above a planet.
GameThrum editorial illustration | BSG: Big Space Guns game hub

Complete game guide

BSG: Big Space Guns

Quick briefing

Start with BSG: Big Space Guns

BSG: Big Space Guns is a cooperative bullet-hell roguelike where players stand on giant buttons to activate cannons while dodging dense attack patterns. Runs use a tiny central hitbox, temporary power-ups, multiple cannon configurations, and two main progression modes.

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Official trailer

Coverage roadmapA preview of planned coverage — expand for the complete roadmapRead moreShow less

Game hub coverage

Coverage map

Published answers appear as links in the Related game guides section. The topic map below shows planned coverage and is not presented as clickable content.

Coverage area

Cannons and controls

A complete introduction to cannons and controls and the connected decisions a player will encounter.

This part of the guide brings the important context together before breaking it into smaller paths. It covers giant cannon buttons, cannon activation, cannon positioning, cooperative coordination and explains how these pieces connect, so the hub remains useful even when you do not open a separate article.

Use the branches below for focused walkthroughs and deeper explanations. New child and grandchild guides can be added without changing the public URL or interrupting the main reading flow.

Planned coverage

  • Planned topic

    giant cannon buttons

    A focused guide to giant cannon buttons and the practical details it adds to Cannons and controls.

    • Planned topic

      giant cannon buttons essentials

      Core steps, early decisions, and the details most readers need first.

    • Planned topic

      Advanced giant cannon buttons

      Deeper strategies and edge cases that build on the parent guide.

  • Planned topic

    cannon activation

    A focused guide to cannon activation and the practical details it adds to Cannons and controls.

  • Planned topic

    cannon positioning

    A focused guide to cannon positioning and the practical details it adds to Cannons and controls.

  • Planned topic

    cooperative coordination

    A focused guide to cooperative coordination and the practical details it adds to Cannons and controls.

Coverage area

Run modes

A complete introduction to run modes and the connected decisions a player will encounter.

This part of the guide brings the important context together before breaking it into smaller paths. It covers single-cannon start, progressive cannon unlocks, three-cannon start, per-cannon upgrades and explains how these pieces connect, so the hub remains useful even when you do not open a separate article.

Use the branches below for focused walkthroughs and deeper explanations. New child and grandchild guides can be added without changing the public URL or interrupting the main reading flow.

Planned coverage

  • Planned topic

    single-cannon start

    A focused guide to single-cannon start and the practical details it adds to Run modes.

    • Planned topic

      single-cannon start essentials

      Core steps, early decisions, and the details most readers need first.

    • Planned topic

      Advanced single-cannon start

      Deeper strategies and edge cases that build on the parent guide.

  • Planned topic

    progressive cannon unlocks

    A focused guide to progressive cannon unlocks and the practical details it adds to Run modes.

  • Planned topic

    three-cannon start

    A focused guide to three-cannon start and the practical details it adds to Run modes.

  • Planned topic

    per-cannon upgrades

    A focused guide to per-cannon upgrades and the practical details it adds to Run modes.

  • Planned topic

    challenge modes

    A focused guide to challenge modes and the practical details it adds to Run modes.

Coverage area

Dodging and power-ups

A complete introduction to dodging and power-ups and the connected decisions a player will encounter.

This part of the guide brings the important context together before breaking it into smaller paths. It covers tiny central hitbox, bullet patterns, eight temporary power-ups, movement boosts and explains how these pieces connect, so the hub remains useful even when you do not open a separate article.

Use the branches below for focused walkthroughs and deeper explanations. New child and grandchild guides can be added without changing the public URL or interrupting the main reading flow.

Planned coverage

  • Planned topic

    tiny central hitbox

    A focused guide to tiny central hitbox and the practical details it adds to Dodging and power-ups.

    • Planned topic

      tiny central hitbox essentials

      Core steps, early decisions, and the details most readers need first.

    • Planned topic

      Advanced tiny central hitbox

      Deeper strategies and edge cases that build on the parent guide.

  • Planned topic

    bullet patterns

    A focused guide to bullet patterns and the practical details it adds to Dodging and power-ups.

  • Planned topic

    eight temporary power-ups

    A focused guide to eight temporary power-ups and the practical details it adds to Dodging and power-ups.

  • Planned topic

    movement boosts

    A focused guide to movement boosts and the practical details it adds to Dodging and power-ups.

  • Planned topic

    boss encounters

    A focused guide to boss encounters and the practical details it adds to Dodging and power-ups.

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