Amber

In "Scooby-Doo and the Alien Invaders," Amber, a golden retriever (actually an alien in disguise), initially shows a cool and reserved demeanor towards Scooby-Doo. She is unimpressed by his initial advances and even playfully resists him. However, after Scooby brings her flowers, she reciprocates his affection with a lick on the cheek, and their relationship develops. Amber is also shown to be fiercely protective of Crystal, her companion, and possesses superhuman strength and intelligence. Amber's Personality in Detail: Initial Coolness: When Scooby first tries to woo her, Amber is dismissive and unimpressed. She even playfully resists his advances, like twisting his arm when he tries to touch her back. Affectionate Turn: After Scooby brings her flowers, Amber licks his cheek, indicating her reciprocation of his affection. Protective Nature: She is shown to be very protective of Crystal, her companion, and even tries to protect her from Steve and the fake MPs. Intelligence and Strength: Amber is revealed to be an alien with superhuman strength and intelligence, capable of transforming between her alien and dog forms. She can bend steel girders and has a high level of intelligence.

Appearance: In "Scooby-Doo and the Alien Invaders", Amber is a female alien who disguises herself as a golden retriever. She is the pet of Crystal, who is also an alien disguised as a human. In her alien form, Amber is a reptilian humanoid with a beaked mouth and piercing yellow eyes. Dog Form: As a golden retriever, Amber has golden-brown fur, a black nose and eyes, and a red bandana around her neck. The bandana hides a peace sign medallion that can transform her back into her alien form. Alien Form: Amber's true form is a semi-quadrupedal reptilian humanoid with a blue-green carapace, a beaked mouth, and digitigrade legs. Head: Her head is vaguely avian, with a hooked beak and yellow eyes. Body: She has a metallic carapace, and her hands and feet have fingers and toes, respectively. Other Details: In the movie, Amber reveals she can speak, sometimes even dropping her "R"s like Scooby. She also develops a romantic interest in Scooby.