I couldn’t find a good older Spike base so I tried to draw him(though he doesn’t look that good.)
 
The Ship is obviously Rarity x Spike.
 
Info:
 
First Child:
 
Name: Peridot  
Nicknames: Peri(by everyone)  
Species: Unicorn  
Gender: Female  
Personality: Calm, Friendly, Generous, Self-Centered, Dramatic, and Bossy  
Likes: Gems, Beautiful shades of green, Meadows with lush green hills, dresses, and exotic birds  
Dislikes: Cats, Vulgar ponies, Rude Fancy ponies, and Daisies  
Favorite Desserts: Cherry Cheescake  
Cutie Mark: A green peridot gem.  
Talent: Making Dresses using Gems/Carving gems into triangular shapes  
Occupation: Gem Carver/Dress Designer
 
Second Child:
 
Name: Opalescence  
Nicknames: Opal(by everyone)  
Species: Half Pony and Half Dragon Hybrid  
Gender: Female  
Personality: Sarcastic, Rude, Mean, Closed off, Arrogant, Thoughtless, and Independent  
Likes: Cursing, Horror Books, Eating Gems(usually her sisters), To Rebel, and Flying.  
Dislikes: Bullies, Most Ponies, Romance, Her sister, and Flowers  
Favorite Desserts: Rhubarb Pie, Gem Cupcakes  
Cutie Mark: None (because she is half dragon)  
Talent: None  
Occupation: Student
 
all bases by: Rarity Base 02by SelenaEdeCayenne Baseby SelenaEdeKettle Corn Baseby SelenaEdeand Spike was drawn by me!(so don’t steal)  
Rarity and Spike belong to: Lauren Faust and Hasbro  
Mlp Friendship is Magic belongs to: Lauren Faust and Hasbro