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Game 3 64 Units

Stellar Barrage

A fixed-screen space shooter teaching projectile management, enemy formations, and the NES sprite limits.

Coming Soon

Stellar Barrage is currently in development. Check back soon!


What You’ll Build

Fixed-screen space shooter. Player ship versus descending enemy waves. Space Invaders territory.

Control your ship. Fire at descending alien formations. Dodge their return fire. Classic arcade action that teaches you how to push the NES sprite system to its limits — and what to do when you hit them.

Why This Game?

After Crate Escape’s physics, Stellar Barrage teaches you to manage many sprites at once. The NES has a hard limit: 8 sprites per scanline. You’ll learn:

  • Spawn and manage projectiles efficiently
  • Create enemy formations and movement patterns
  • Handle multiple collision types (bullet-enemy, enemy-player)
  • Design wave progression with increasing difficulty
  • Implement score tracking and display
  • Work within the 8-per-scanline limit
  • Use sprite flickering when you can’t avoid the limit

By the end, you’ll know how to build any shooter on the NES.

Skills You’ll Master

  • Projectile spawning — bullet pools and management
  • Enemy formations — patterns and movement
  • Multiple collisions — different collision types
  • Wave progression — difficulty curves
  • Score tracking — display and persistence
  • Sprite limits — the 8-per-scanline rule
  • Sprite flickering — when limits are exceeded

Prerequisites

Complete Game 2: Crate Escape first. You’ll need the physics and collision skills from that game.

Time Investment

64 units at 60-90 minutes each. Roughly 64-96 hours total, spread across 4 phases.

Unit Roadmap

0 of 64 units available
Phase 1

Foundation

Build the core game mechanics

Units 1–16 ~16-24 hours Coming Soon
Unit 1 · Unit 2 · Unit 3 · Unit 4 · Unit 5 · Unit 6 · Unit 7 · Unit 8 · Unit 9 · Unit 10 · Unit 11 · Unit 12 · Unit 13 · Unit 14 · Unit 15 · Unit 16
Phase 2

Expansion

Add features and content

Units 17–32 ~16-24 hours Coming Soon
Unit 17 · Unit 18 · Unit 19 · Unit 20 · Unit 21 · Unit 22 · Unit 23 · Unit 24 · Unit 25 · Unit 26 · Unit 27 · Unit 28 · Unit 29 · Unit 30 · Unit 31 · Unit 32
Phase 3

Polish

Visual effects and menus

Units 33–48 ~16-24 hours Coming Soon
Unit 33 · Unit 34 · Unit 35 · Unit 36 · Unit 37 · Unit 38 · Unit 39 · Unit 40 · Unit 41 · Unit 42 · Unit 43 · Unit 44 · Unit 45 · Unit 46 · Unit 47 · Unit 48
Phase 4

Mastery

Optimisation and distribution

Units 49–64 ~16-24 hours Coming Soon
Unit 49 · Unit 50 · Unit 51 · Unit 52 · Unit 53 · Unit 54 · Unit 55 · Unit 56 · Unit 57 · Unit 58 · Unit 59 · Unit 60 · Unit 61 · Unit 62 · Unit 63 · Unit 64