What is Animatronic porn?

Animatronic porn mostly is based off Fnaf (Five Nights at Freddys) an amazing hour game with 9 installments, fans of Fnaf thought it would be Funny to make Animatronic porn (witch you probably shouldn't) and so ya y3eeeeeeeeeeeeeeee3eeeeeee3eeeeeee3eeeeeeett5t