Ok kiddo, so Loki is a character from Norse mythology. He's kind of like a mischievous trickster, always playing pranks on the other gods and messing things up. He can shapeshift into different animals or people, which makes him pretty sneaky. Loki is also a god of fire, which means he's really good at making things hot and bright.
In more recent times, Loki has become a popular character in comic books, movies, and TV shows. He's usually portrayed as a villain or anti-hero, meaning he's not really a good guy or a bad guy, but somewhere in between. In the Marvel universe, for example, Loki is the brother of Thor and always causing trouble for him and the other Avengers.
Overall, Loki is a really interesting character because you never quite know what he's going to do next. He keeps you on your toes, just like a good prankster should!