Complex sentence: Luckily for Jim and Luke, the former Mrs. Grindtooth awakes as a Golden Dragon of Wisdom in China and can help them out with information and tells Jim how to find out about his origin.
Split into simpler sentences: Luckily for Jim and Luke, the former Mrs. Grindtooth awakes as a Golden Dragon of Wisdom in China and can help them out with information. She tells Jim how to find out about his origin.