"Of course. I really don't know where you found such a great inventor."
Hakoda smiled and shook his head. As he spoke, a sudden bang! rang out, and thick smoke rose from a ship. There seemed to have been an explosion, drawing everyone's attention.
Just then, a boy in an oddly shaped wheelchair rolled down from the ship, covered in an unidentified goo. He happily waved at them and called:
"Hey, Aang, Katara, Sokka!"
"Teo!"
Hearing him, Aang and the others happily gathered around. "Long time no see!"
Meanwhile, a balding middle-aged man with long hair sticking straight up on either side of his head slowly emerged as well. He was Teo's father, Tezin. Sokka raised an eyebrow at him and asked:
"Another new invention?"
Tezin scratched his head and said with some frustration:
"That's right. I thought I could control the force of the peanut butter explosion, but clearly I failed."
"You used Peanut Butter Bombs?!"
"They pack quite a punch, don't they?"
"And they're delicious, too."
Teo licked the peanut butter from the corner of his mouth and grinned.
But the very next second, Momo pounced straight onto his face and began licking, sending him into a flurry of fumbling and laughter.
"Oh, right, let me introduce everyone. These are Kahn, Toph, and Zuko. They joined us later, and they're all incredibly powerful Bending Masters."
"And these are Teo and Tezin. Tezin is a genius inventor. He was forced to invent weapons for the Fire Nation before, but he's turned over a new leaf now."
Aang introduced the two sides, but upon hearing Zuko's name, Tezin said in surprise:
"Zuko? I remember that name belonging to someone from the Fire Nation?"
Zuko nodded and said:
"I've turned over a new leaf, too."
After learning about Tezin's experiences, Kahn