⚠️ AUTHORIZED USE ONLY — This skill is intended for authorized security professionals only. Use only against systems you own or have explicit written permission to test. Unauthorized use may violate applicable laws.
Game Audio Principles
Sound design and music integration for immersive game experiences.
1. Audio Category System
Category Definitions
| Category |
Behavior |
Examples |
| Music |
Looping, crossfade, ducking |
BGM, combat music |
| SFX |
One-shot, 3D positioned |
Footsteps, impacts |
| Ambient |
Looping, background layer |
Wind, crowd, forest |
| UI |
Immediate, non-3D |
Button clicks, notifications |
| Voice |
Priority, ducking trigger |
Dialogue, announcer |
Priority Hierarchy
When sounds compete for channels:
1. Voice (highest - always audible)
2. Player SFX (feedback critical)
3. Enemy SFX (gameplay important)
4. Music (mood, but duckable)
5. Ambient (lowest - can drop)
2. Sound Design Decisions
SFX Creation Approach
| Approach |
When to Use |
Trade-offs |
| Recording |
Realistic needs |
High quality, time intensive |
| Synthesis |
Sci-fi, retro, UI |
Unique, requires skill |
| Library samples |
Fast production |
Common sounds, licensing |
| Layering |
Complex sounds |
Best results, more work |
Layering Structure
| Layer |
Purpose |
Example: Gunshot |
| Attack |
Initial transient |
Click, snap |
| Body |
Main character |
Boom, blast |
| Tail |
Decay, room |
Reverb, echo |
| Sweetener |
Special sauce |
Shell casing, mechanical |
3. Music Integration
Music State System
Game State → Music Response
│
├── Menu → Calm, loopable theme
├── Exploration → Ambient, atmospheric
├── Combat detected → Transition to tension
├── Combat engaged → Full battle music
├── Victory → Stinger + calm transition
├── Defeat → Somber stinger
└── Boss → Unique, multi-phase track
Transition Techniques
| Technique |
Use When |
Feel |
| Crossfade |
Smooth mood shift |
Gradual |
| Stinger |
Immediate event |
Dramatic |
| Stem mixing |
Dynamic intensity |
Seamless |
| Beat-synced |
Rhythmic gameplay |
Musical |
| Queue point |
Next natural break |
Clean |
4. Adaptive Audio Decisions
Intensity Parameters
| Parameter |
Affects |
Example |
| Threat level |
Music intensity |
Enemy count |
| Health |
Filter, reverb |
Low health = muffled |
| Speed |
Tempo, energy |
Racing speed |
| Environment |
Reverb, EQ |
Cave vs outdoor |
| Time of day |
Mood, volume |
Night = quieter |
Vertical vs Horizontal
| System |
What Changes |
Best For |
| Vertical (layers) |
Add/remove instrument layers |
Intensity scaling |
| Horizontal (segments) |
Different music sections |
State changes |
| Combined |
Both |
AAA adaptive scores |
5. 3D Audio Decisions
Spatialization
| Element |
3D Positioned? |
Reason |
| Player footsteps |
No (or subtle) |
Always audible |
| Enemy footsteps |
Yes |
Directional awareness |
| Gunfire |
Yes |
Combat awareness |
| Music |
No |
Mood, non-diegetic |
| Ambient zone |
Yes (area) |
Environmental |
| UI sounds |
No |
Interface feedback |
Distance Behavior
| Distance |
Sound Behavior |
| Near |
Full volume, full frequency |
| Medium |
Volume falloff, high-freq rolloff |
| Far |
Low volume, low-pass filter |
| Max |
Silent or ambient hint |
6. Platform Considerations
Format Selection
| Platform |
Recommended Format |
Reason |
| PC |
OGG Vorbis, WAV |
Quality, no licensing |
| Console |
Platform-specific |
Certification |
| Mobile |
MP3, AAC |
Size, compatibility |
| Web |
WebM/Opus, MP3 fallback |
Browser support |
Memory Budget
| Game Type |
Audio Budget |
Strategy |
| Mobile casual |
10-50 MB |
Compressed, fewer variants |
| PC indie |
100-500 MB |
Quality focus |
| AAA |
1+ GB |
Full quality, many variants |
7. Mix Hierarchy
Volume Balance Reference
| Category |
Relative Level |
Notes |
| Voice |
0 dB (reference) |
Always clear |
| Player SFX |
-3 to -6 dB |
Prominent but not harsh |
| Music |
-6 to -12 dB |
Foundation, ducks for voice |
| Enemy SFX |
-6 to -9 dB |
Important but not dominant |
| Ambient |
-12 to -18 dB |
Subtle background |
Ducking Rules
| When |
Duck What |
Amount |
| Voice plays |
Music, Ambient |
-6 to -9 dB |
| Explosion |
All except explosion |
Brief duck |
| Menu open |
Gameplay audio |
-3 to -6 dB |
8. Anti-Patterns
| Don't |
Do |
| Play same sound repeatedly |
Use variations (3-5 per sound) |
| Max volume everything |
Use proper mix hierarchy |
| Ignore silence |
Silence creates contrast |
| One music track loops forever |
Provide variety, transitions |
| Skip audio in prototype |
Placeholder audio matters |
Remember: 50% of the game experience is audio. A muted game loses half its soul.
When to Use
This skill is applicable to execute the workflow or actions described in the overview.
🏰 Rei Skills — Curated by Rootcastle Engineering & Innovation | Batuhan Ayrıbaş
Engineering Beyond Boundaries | admin@rootcastle.com
1---2name: game-audio3description: Game audio principles. Sound design, music integration, adaptive audio systems.4---56> ⚠️ **AUTHORIZED USE ONLY** — This skill is intended for authorized security professionals only. Use only against systems you own or have explicit written permission to test. Unauthorized use may violate applicable laws.789# Game Audio Principles1011> Sound design and music integration for immersive game experiences.1213---1415## 1. Audio Category System1617### Category Definitions1819| Category | Behavior | Examples |20|----------|----------|----------|21| **Music** | Looping, crossfade, ducking | BGM, combat music |22| **SFX** | One-shot, 3D positioned | Footsteps, impacts |23| **Ambient** | Looping, background layer | Wind, crowd, forest |24| **UI** | Immediate, non-3D | Button clicks, notifications |25| **Voice** | Priority, ducking trigger | Dialogue, announcer |2627### Priority Hierarchy2829```30When sounds compete for channels:31321. Voice (highest - always audible)332. Player SFX (feedback critical)343. Enemy SFX (gameplay important)354. Music (mood, but duckable)365. Ambient (lowest - can drop)37```3839---4041## 2. Sound Design Decisions4243### SFX Creation Approach4445| Approach | When to Use | Trade-offs |46|----------|-------------|------------|47| **Recording** | Realistic needs | High quality, time intensive |48| **Synthesis** | Sci-fi, retro, UI | Unique, requires skill |49| **Library samples** | Fast production | Common sounds, licensing |50| **Layering** | Complex sounds | Best results, more work |5152### Layering Structure5354| Layer | Purpose | Example: Gunshot |55|-------|---------|------------------|56| **Attack** | Initial transient | Click, snap |57| **Body** | Main character | Boom, blast |58| **Tail** | Decay, room | Reverb, echo |59| **Sweetener** | Special sauce | Shell casing, mechanical |6061---6263## 3. Music Integration6465### Music State System6667```68Game State → Music Response69│70├── Menu → Calm, loopable theme71├── Exploration → Ambient, atmospheric72├── Combat detected → Transition to tension73├── Combat engaged → Full battle music74├── Victory → Stinger + calm transition75├── Defeat → Somber stinger76└── Boss → Unique, multi-phase track77```7879### Transition Techniques8081| Technique | Use When | Feel |82|-----------|----------|------|83| **Crossfade** | Smooth mood shift | Gradual |84| **Stinger** | Immediate event | Dramatic |85| **Stem mixing** | Dynamic intensity | Seamless |86| **Beat-synced** | Rhythmic gameplay | Musical |87| **Queue point** | Next natural break | Clean |8889---9091## 4. Adaptive Audio Decisions9293### Intensity Parameters9495| Parameter | Affects | Example |96|-----------|---------|---------|97| **Threat level** | Music intensity | Enemy count |98| **Health** | Filter, reverb | Low health = muffled |99| **Speed** | Tempo, energy | Racing speed |100| **Environment** | Reverb, EQ | Cave vs outdoor |101| **Time of day** | Mood, volume | Night = quieter |102103### Vertical vs Horizontal104105| System | What Changes | Best For |106|--------|--------------|----------|107| **Vertical (layers)** | Add/remove instrument layers | Intensity scaling |108| **Horizontal (segments)** | Different music sections | State changes |109| **Combined** | Both | AAA adaptive scores |110111---112113## 5. 3D Audio Decisions114115### Spatialization116117| Element | 3D Positioned? | Reason |118|---------|----------------|--------|119| Player footsteps | No (or subtle) | Always audible |120| Enemy footsteps | Yes | Directional awareness |121| Gunfire | Yes | Combat awareness |122| Music | No | Mood, non-diegetic |123| Ambient zone | Yes (area) | Environmental |124| UI sounds | No | Interface feedback |125126### Distance Behavior127128| Distance | Sound Behavior |129|----------|----------------|130| **Near** | Full volume, full frequency |131| **Medium** | Volume falloff, high-freq rolloff |132| **Far** | Low volume, low-pass filter |133| **Max** | Silent or ambient hint |134135---136137## 6. Platform Considerations138139### Format Selection140141| Platform | Recommended Format | Reason |142|----------|-------------------|--------|143| PC | OGG Vorbis, WAV | Quality, no licensing |144| Console | Platform-specific | Certification |145| Mobile | MP3, AAC | Size, compatibility |146| Web | WebM/Opus, MP3 fallback | Browser support |147148### Memory Budget149150| Game Type | Audio Budget | Strategy |151|-----------|--------------|----------|152| Mobile casual | 10-50 MB | Compressed, fewer variants |153| PC indie | 100-500 MB | Quality focus |154| AAA | 1+ GB | Full quality, many variants |155156---157158## 7. Mix Hierarchy159160### Volume Balance Reference161162| Category | Relative Level | Notes |163|----------|----------------|-------|164| **Voice** | 0 dB (reference) | Always clear |165| **Player SFX** | -3 to -6 dB | Prominent but not harsh |166| **Music** | -6 to -12 dB | Foundation, ducks for voice |167| **Enemy SFX** | -6 to -9 dB | Important but not dominant |168| **Ambient** | -12 to -18 dB | Subtle background |169170### Ducking Rules171172| When | Duck What | Amount |173|------|-----------|--------|174| Voice plays | Music, Ambient | -6 to -9 dB |175| Explosion | All except explosion | Brief duck |176| Menu open | Gameplay audio | -3 to -6 dB |177178---179180## 8. Anti-Patterns181182| Don't | Do |183|-------|-----|184| Play same sound repeatedly | Use variations (3-5 per sound) |185| Max volume everything | Use proper mix hierarchy |186| Ignore silence | Silence creates contrast |187| One music track loops forever | Provide variety, transitions |188| Skip audio in prototype | Placeholder audio matters |189190---191192> **Remember:** 50% of the game experience is audio. A muted game loses half its soul.193194## When to Use195This skill is applicable to execute the workflow or actions described in the overview.196197---198199> 🏰 **Rei Skills** — Curated by [Rootcastle Engineering & Innovation](https://www.rootcastle.com) | Batuhan Ayrıbaş 200> Engineering Beyond Boundaries | admin@rootcastle.com
rootcastleco