The American Girl 2022 Sapphire Splendor Collector Doll is an Limited Edition Holiday Truly Me doll in partnership with Swarovski. The doll was released and retired in 2022. Retail cost was $265.
You can add as many animals as you like in as many breeds as you like. The only rule is do NOT be weird about "spirit animals;" see here for more info: https://www.wellandgood.com/spirit-animal-native-american/