Game 9 64 Units
Sprite Storm
A multi-sprite action game teaching sprite multiplexing beyond hardware limits.
Coming Soon
Sprite Storm is currently in development. Check back soon!
What You’ll Build
Multi-sprite action game. More enemies than the hardware allows — enter multiplexing.
The C64 has 8 hardware sprites. You need 32. This game teaches you how to break the limit using raster interrupts to reuse sprites multiple times per frame. It’s the technique that made games like Armalyte possible.
Skills You’ll Master
- Sprite multiplexing — 16-32 sprites on screen
- Sorted sprite lists — efficient sprite ordering
- Raster interrupt timing — precise beam racing
- Sprite priority — overlap handling
- Performance optimisation — cycle counting
- Arena shooter gameplay — wave-based combat
Prerequisites
Complete Game 8: Night Raid first.
Time Investment
64 units at 60-90 minutes each. Roughly 64-96 hours total.
Unit Roadmap
0 of 64 units available
Phase 1
Foundation
Build the core game mechanics
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
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
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
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