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HorseGeneticsGame User Guide
Quick Links
- About This Guide
- How This Guide is Being Developed
- Philosophy of this guide
- Using this Guide
- Thinking Scientifically
- About the Author
- Documented Genes
- What is a documented gene?
- Black/Red (MC1R)
- Bay (ASIP)
- Cream/Pearl (SLC45A2)
- Dun (TBX3)
- Gray (STX17)
- Silver (PMEL17)
- Champagne (SLC36A1)
- Roan/Tobiano/Sabino/White Spotting (KIT)
- Splash White (MITF/PAX3)
- Leopard Complex (TRPM1/ECA3P)
- Frame (EDNRB)
- Tiger Eye (SLC24A5)
- Height Regulation (HMGA2/LCORL)
- Mushroom (MFSD12)
- Eden White (HPS5)
- Hypothetical Genes
- Glossaries
News & Alerts8/16/2026 12:13 AM EST
New Derby Day!
The Pool Party Dress-Up Derby is accepting entries until the end of the week.8/15/2026 7:30 AM EST
SWITCH UP! It's the 15th and Random Gene Sale switch has activated. Until the 1st of the month you can now pick up:
Rainbow Riot Nacre
Onyx
Rainbow Riot 2 Toner
Phantom Sun Runes
Phantom Star Runes
Gray Reduction
Skewed Appaloosa
Rainbow Riot Nacre
Onyx
Rainbow Riot 2 Toner
Phantom Sun Runes
Phantom Star Runes
Gray Reduction
Skewed Appaloosa
8/15/2026 1:44 AM EST
All foals left in the pasture at the end of the season will now be moved to your primary barn at end of the month rollover. This is to prevent issues with pastures becoming overfilled.
8/9/2026 12:10 AM EST
New Derby Day!
The Career Day Dress-Up Derby is accepting entries until the end of the week.8/2/2026 12:10 AM EST
New Derby Day!
The Royal Court Dress-Up Derby is accepting entries until the end of the week.
Bonus Stall Progress
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