Yes. At least that's what I saw posted on the website by Ow. (the game manager)
Immortal horses dont die. You can get a pass from a dead horse over 30 years old.
If they're older then 30 and aren't immortal, then yes.
Answers To All Levels Can Be Found At: howrseinfo.com
Yes. Immortal means the howrse will never ever die.
An immortal horse lives forever, hence why its called an "immortal" horse.
An immortal horse means the horse can not die.
In the game Howrse, you can use the Philosopher's Stone when your horse reaches 5 years old. It allows you to choose a coat color or pattern for your horse.
You have to get a pass from selling your howrse.
A normal Howrse; about 27+, a divine og immortal over 200 years.
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You can buy a pass with 20% of your reserve as of your 50th day on Howrse.
Your Horse starts to loose health at 25 years of age unless it is immortal then it will never loose health. If the horse lives past 30 years of age you get a pass unless it is immortal.
You can castrate any male on Howrse up till the age of 8 years old.
it means your horse will never die, and that its skills will never degrade