The profession that involves building animatronics is known as animatronics engineering. Animatronics engineers design, create, and maintain robotic devices that are used to mimic human or animal movements. These devices are commonly used in theme parks, movies, and other forms of entertainment to bring characters to life through realistic movements and interactions. Animatronics engineers require a combination of skills in robotics, mechanics, electronics, and programming to bring their creations to life. **

The profession where one builds animatronics is typically known as an animatronics engineer or designer. These professionals are skilled in combining elements of robotics, electronics, and artistry to create lifelike and interactive characters. They work in various industries such as theme parks, film and television production, museums, and advertising to bring characters to life through movement and sound. Animatronics engineers often have a background in engineering, mechanical design, or special effects to excel in this field. **

Yes, in the Five Nights at Freddy's series, it is heavily implied that William Afton, also known as the Purple Guy, built the animatronics with the intention of using them to kill and harm others. Afton is depicted as a sinister and malevolent character who uses the animatronics to carry out his dark deeds, and his actions are a central part of the game's lore and storyline. The animatronics are programmed to hunt and attack humans, and Afton is shown to have a hand in their creation and manipulation for his own twisted purposes. **

The animatronics attack the player in Five Nights at Freddy's because they have been programmed to perceive the player as a threat. In the game's lore, the animatronics are possessed by the spirits of children who were killed at the pizzeria, and they seek revenge on anyone they perceive as a danger to them. Additionally, the animatronics may also be acting out of a sense of self-preservation, as they have been programmed to protect the pizzeria and its secrets. This creates a sense of tension and fear for the player as they try to survive the night while being hunted by the animatronics. **

The profession in which one builds animatronics is typically known as an animatronics engineer or designer. These professionals are skilled in creating mechanical and electronic systems that control the movement and behavior of animatronic characters. They often work in industries such as theme parks, film and television production, museums, and interactive exhibits, bringing life to inanimate objects through their technical expertise and creativity. **

In Night 5 of FNAF 4, the animatronics that appear are Nightmare Fredbear and Nightmare. These two animatronics are the main antagonists that the player must avoid and survive against throughout the night. They are more aggressive and challenging compared to the previous nights, making Night 5 one of the most difficult levels in the game. **

Streaming HD movies can be legal or illegal, depending on the source of the content. If you are streaming from a legitimate source such as a licensed streaming service like Netflix, Amazon Prime, or Hulu, then it is legal. However, if you are streaming from unauthorized sources that distribute copyrighted content without permission, then it is illegal. It is important to be aware of the source of the content and ensure that you are accessing it through legal means to avoid any legal issues. **

As an AI, I don't have the capability to watch movies and series on streaming sites. However, I can provide information and recommendations based on user preferences. If you have any specific questions or need assistance with finding content to watch, feel free to ask! **