How do you get a goblin on Lego Harry Potter 5 7?

To get a goblin in LEGO Harry Potter: Years 5-7, you need to progress through the story and complete certain levels where goblins appear, such as in Gringotts. You can unlock the goblin character by completing specific tasks or finding character tokens hidden throughout the game. Once you've collected the token, you can purchase the goblin from the character menu. Make sure to explore thoroughly and interact with various objects to uncover all the secrets!