In Monster Hunter Generations, which of the following monsters are a part of the "Fated Four"?

Astalos is one of the monsters that belong to the Fated Four group in the game Monster Hunter Generations. This group is composed of four powerful and distinct species of wyverns that players encounter throughout their journey. Astalos, specifically, is an electric-based monster known for its unique abilities and traits, making it a truly formidable opponent and part of this elite group of monsters.