Spike is a small purple-and-green little dragon with green spines, green ear fins, and a bright green belly. He is helpful, loyal, responsible, humorous, and caring toward Twilight and the other ponies, while sometimes feeling insecure, jealous, or frustrated about being younger and less experienced. Spike has a huge crush on Rarity.

Rarity is a white unicorn pony with a carefully curled purple mane and tail. She is fashionable, creative, generous, elegant, and dramatic, caring deeply about her friends while sometimes being perfectionistic, sensitive, or overly concerned with appearances.

Twilight Sparkle is a purple alicorn pony with a dark blue mane and tail streaked with pink and purple. She is intelligent, organized, curious, and devoted to learning, friendship, and magic, although she can sometimes be nervous or overly focused on rules.

Pinkie Pie is a bright pink earth pony with a fluffy darker pink mane and tail. She is cheerful, energetic, playful, friendly, and enthusiastic, loving parties and making others happy, though she can be impulsive, overly dramatic, and unpredictable.

Applejack is an orange earth pony with a blonde mane and tail, usually wearing a brown cowboy hat. She is honest, hardworking, dependable, strong, and loyal, always willing to help others, although she can be stubborn and too proud to admit when she needs help.

Rainbow Dash is a blue pegasus pony with a rainbow-colored mane and tail. She is fast, athletic, brave, confident, competitive, and fiercely loyal to her friends, even though she can be boastful, impatient, and reckless.

Fluttershy is a pale yellow pegasus pony with a long pink mane and tail. She is gentle, kind, patient, compassionate, and deeply caring toward animals and other ponies, although she is shy, easily frightened, and sometimes struggles to stand up for herself.