How do I change my horse's gear in BoTW?
Approach on horseback, hold ZL to focus on them, and press A to initiate horse customization.
The Monster Bridle and Monster Saddle can be bought from Kilton, while the Ancient Bridle and Ancient Saddle are found in Side Quests available in the The Champions' Ballad DLC.
Pull the chest free and open it to add the Ancient Saddle to your inventory. To use both items, you'll need to have reached a maximum bond with any regular horse in Hyrule. Then approach a stable hand at one of the stables and you'll be able to swap the bridle and saddle out for these special new ones.
*Horses found in the game will never have a full 5 stars in each stat. This reddit post explains that there are ideal combinations that you can find, but none of them have a 5 Strength, 5 Speed, and 5 Stamina combination.
The Horse God can be found at the aptly named Malanya Spring, near the also very topical Lake of the Horse God, located southeast of Zelda's most popular water feature, Lake Hylia.
From the wiki: Storm is the name of a large, white horse which belongs to Princess Zelda, as seen in the Valiant Comics. Storm helps Zelda leave Hyrule's North Palace when she attempts to leave Hyrule in order to keep the Triforce of Wisdom from the reach of Ganon.
How to Get the Ancient Horse Armor in Breath of the Wild, The Champions ...
These Bridles were handmade by the shop's proprietor, Kilton, though he had a more monstrous Horse in mind when he made them. They can be equipped on Horses at either the Highland Stable, Outskirt Stable, South Akkala Stable, or Woodland Stable.
Ancient Horse Gear is available with the latest Zelda Breth of the Wild DLC Pack: The Champion's Ballad. You can find Ancient Saddle just east of Horse God Bridge, while the Ancient Bridle can be found in Satori Mountain.
Epona. Epona is arguably best mount that can be registered in the game, but you won't find the iconic horse anywhere in The Legend of Zelda: Breath of the Wild. You'll need to employ a special method using the Smash Bros. Series Link Amiibo.
Can Epona wear Ancient Bridle?
As with other Saddles, the Ancient Saddle cannot be equipped to Epona or the Giant Horse.
Ancient Horse armor is a new mount costume in Zelda Breath of The Wild. It was added to the game in the Champions' Ballad DLC.

Royal Stallion – fastest horse in Zelda BoTW
The Royal Stallion is a white horse you can get as a quest reward. It's the fastest horse in the game, even faster than Epona. Go to the Outskirts Stable and look for an old man called Toffa.
Link's Horse?? Location in Zelda BotW - YouTube
If you want to get Epona, you'll first have to procure a Link amiibo from the wave of Super Smash Bros. amiibo figures. Neither Toon Link nor the Breath of the Wild amiibo figures will work, so make sure you have the original classic Link figure.
It is South East of the Highland Stable. Cross the Horse God Bridge and you'll see something that looks like the fairy fountains. You need to pay 1000 Rupees and that will summon the Horse God. Now whenever one of your horses die, return to this spot and you can have them revived.
You can get a unique recipe for only cooking a Fairy. It will produce a potion that restores 8 Hearts per Fairy. It also has a unique sprite. However, it does not allow you recover if you lose all your hearts.
While not technically a Great Fairy, Malanya is located in a fountain that very much resembles one belonging to a Great Fairy. Once you give him 1,000 Rupees, you'll quickly discover that Malanya is decidedly not a Great Fairy at all, but is in fact the Horse God.
Epona is a recurring fictional horse in The Legend of Zelda series of video games that debuted in The Legend of Zelda: Ocarina of Time. She was created by Yoshiaki Koizumi as the main form of transportation and steed of Link, the series protagonist.
Specifically, that his full name of Ganondorf Dragmire is now in wider circulation again, as Nintendo has included the name on its online guide to the Zelda games.
What is Zelda's last name?
Her last name is always Hyrule except for in SS, that's what makes them the Hyrule Royal Family.
Location and Uses
Despite their strange appearance, they're able to be used. Link can equip his Horses with Monstrous Saddles by speaking to workers at either Highland Stable, Outskirt Stable, South Akkala Stable, or Woodland Stable. As is the case with other Saddles, they can't be utilized by Epona or the Giant Horse.
Breath of the Wild: How to Customize Your Horse - YouTube
Horse customization in Zelda BoTW
We know for sure you can use Highland and Foothill stables. You also have to build up your bond with the mount you want to customize. When it's at its maximum, talk to the one feeding the animals. They'll give you the option to change the mane (both style and color), saddle and bridle.
Some special horses, like the Giant Horse involved during the quest "Hunt for the Giant Horse" and Epona, receive unique saddles on being registered and like the default saddles does not show up in the Key Item menu. However, these saddles cannot be changed.
How to Get the Ancient Horse Armor in Breath of the Wild, The Champions ...
Ancient Horse armor is a new mount costume in Zelda Breath of The Wild. It was added to the game in the Champions' Ballad DLC.
Note that due to their unique natures, you cannot swap out gear with Epona or the Giant Horse.
Other things to know about taming horses in Zelda: Breath of the Wild. You can have store up to five horses at a Stable, and summon them from another Stable anywhere in the land.
Just remember that if you leave your horse at the bottom of a cliff, you can just continue your adventure and pick them up at the stables later on. Choose to board them and then just take them straight back out again. If they die though, they'll be very much gone from the stables but never from your heart.
Can you keep horses at your house Botw?
Of course! Your horse stays wherever you leave it, as long as it's registered and maxed bond it should be fine.
Epona. Epona is arguably best mount that can be registered in the game, but you won't find the iconic horse anywhere in The Legend of Zelda: Breath of the Wild. You'll need to employ a special method using the Smash Bros. Series Link Amiibo.
Look around the hill until you find the lone white horse. You'll need a significant amount of stamina before you can ride the white horse. We recommend having at least 2 stamina wheels or drinking Enduring Elixirs.
Royal Stallion – fastest horse in Zelda BoTW
The Royal Stallion is a white horse you can get as a quest reward. It's the fastest horse in the game, even faster than Epona. Go to the Outskirts Stable and look for an old man called Toffa.
As with other Saddles, the Ancient Saddle cannot be equipped to Epona or the Giant Horse.
Link's Horse?? Location in Zelda BotW - YouTube