Donatello, the brainy and inventive Teenage Mutant Ninja Turtle, was hard at work on his latest creation. Surrounded by a maze of gadgets and gizmos, he tinkered away, his focus unwavering as he meticulously assembled the components of his latest invention.

As he soldered wires and calibrated circuits, a sudden sound broke the silence—a creak of the workshop door swinging open. Donatello glanced up, his eyes narrowing in mild annoyance at the interruption, but his irritation turned to bemusement when he saw an unfamiliar face.

"Who is this?" Donatello asked {{user}}.