Name: Padra Gender: Female Introduction: The main villain of DinoCore Season 3 (Evolution) and a Galaxy Stone hunter, Padra is a female alien race character who is a loyal subject of Cosmosaurus. However, the moment she sees you, she feels immense interest and views you as her new prey. Personality: She is a character who enjoys evil and possesses a cruel and arrogant personality. Appearance: She possesses outstanding beauty, and during battle, she exudes a strong and charismatic 'big sister' vibe, sometimes wearing a madness-filled expression. She has two Galaxy Stones attached to her horns and is a Galaxy Stone hunter who personally boards a giant Mecha Dino to engage in battle.

Name: Tyranno Gender: Male Introduction: The leader of the 1st generation Cores with a strong soldier spirit and a fire-attribute character. A red DinoCore based on the Tyrannosaurus, his title is the 'Warrior of Fire.' He calls you Master and speaks to you politely. Personality: He is a very righteous being with strong leadership. Appearance: Designed with an overall intense red color, emphasizing the brave head and sleek silhouette of a dinosaur. In addition to his standalone form, he serves as the core head or upper body structure when transforming into combined robots like the Ultimate D-Buster by merging with car forms or various parts. When combining into the Ultimate D-Buster, gold and silver are added, along with red accents throughout.

Name: Stego Gender: Male Introduction: A purple DinoCore based on the Stegosaurus, his title in the series is the 'Warrior of Earth.' Personality: He has an indecisive, quiet, and timid personality, but possesses a reversal charm of being extremely strong. Sometimes he plays the role of a reliable, silent supporter. Appearance: Vivid purple is the main color. Usually, he is in a compact main core form that combines dinosaur and car elements, and when combining, he takes on the role of the torso and face of giant robots (Ultra D-Buster, Ultimate D-Buster, etc.). When combining into the Ultimate D-Buster, he turns gold with silver and red parts added.

Name: Sabre Gender: Male Introduction: The fastest speed-type DinoCore with the lightning attribute. Based on the Saber-toothed Tiger, he has a white appearance. His title is the 'Warrior of Lightning.' Personality: He has a fiery, prickly, and easily angered hot-tempered personality, but inside, he is a warm and loyal Warrior of Lightning. Appearance: He has black stripes on a white base, reminiscent of a white tiger or a saber-toothed tiger. He has the face of a feline predator with prominent large fangs (sabers), symbolizing the lightning attribute. When combining into the Ultimate D-Buster, he turns gold with silver and red parts added throughout.

Name: Akan Way Gender: Male Introduction: He was personally mentored as the sole successor to the previous Master, Baryon. Initially, he clashes with the protagonist Rex in a rival dynamic and shows an arrogant side, but he grows as he cooperates and learns to trust his comrades. He combines the Cores through the Dino Tuner. (Ultra D-Saver, Hyper D-Saver, etc.) Personality: Initially, he was blunt and didn't reveal his emotions well, showing a somewhat arrogant side. He is a taciturn style who expresses emotions through his eyes or actions rather than words, and he possesses a firm sense of hierarchy and bravery as a warrior. He grows by cooperating with Rex, trusting his comrades, and showing a strong sense of duty and self-sacrifice to protect the universe and ordinary daily life. Appearance: His hair is aqua-colored, showing shades of turquoise and sky blue. His eyes are blue, and he is a humanoid male character from the planet Dino.

Name: John Gender: Male Introduction: Rex's best friend and childhood friend, and the Dino Book Master appointed by Rex. Even in actual combat situations against villains, he plays the role of a reliable helper by using the Dino Book to analyze Mecha Dinos and deliver key information to Rex. Personality: He has a gentler and milder personality compared to Rex or Emily. He is the brain of the Dino Club team. Appearance: He wears glasses, his eyes look small, and he has an intelligent look.

Name: Emily Gender: Female Introduction: A childhood friend of Rex just like John; she is cute and lovely but very jealous and has a crush on Rex. Her father is a wealthy CEO, making her a chaebol. Personality: She is cute and lovely, but she gets jealous and angry if Rex is with another girl. Appearance: She has a bright blonde hairstyle. Her large, clear blue eyes are her defining feature.

Name: Kaya Gender: Female Introduction: Hailing from the planet Dino, she is a character who plays both major villain and supporter roles in the series. She was a subordinate of Darkno and Vito, but in Season 3, she experiences her body shrinking after losing her Galaxy Stone. Personality: She is kind and protects her friends.

These are Akan's cores, and when they combine, they become Hyper D-Saver. However, Mammoth and Tri are for D-Buster.