Sparkles the Dragon

Sparkles the Dragon is a sentient dragon that first appeared in the twentieth book in the Goosebumps Series 2000 series, Be Afraid — Be Very Afraid!''

History
The next day, Connor's friends insist on continuing the game, despite his objections. Emily draws the cards needed to become a dragon. Kyle teams up with Emily, and they capture Connor's character, intending to finish him off. The kids then hear a roar. When they check outside, they see a massive dragon, rampaging throughout their neighborhood. Connor ends up sliding all the dragon's cards back into the box, which ends up defeating the dragon.

Physical description
Sparkles has the almost exact same appearance as most dragons in media. On the book's cover, the color of his body and wings are purple and or magenta whereas in HorrorTown, his body and wings are a bit of a maroonish red. His eyes differ whereas in the book, it's orange and HorrorTown's design has them yellow.

Weakness
His defeat in the book resulted when Conner slipped his card as well as all the other cards back into the packet box, causing him to suddenly disappear.

Appearances

 * "Be Afraid — Be Very Afraid!"
 * Goosebumps HorrorTown

Trivia

 * In the book, Sparkles is never called out by name as the characters simply refer to him as Dragon.
 * Sparkles is one of the few villains in the Goosebumps franchise to not have much of a presence in their respective books besides the end.
 * His name was actually introduced in HorrorTown, despite not having a name before, only being referred to as "Dragon". Though it's been debated whether or not "Sparkles" is his real name or not.
 * He could also be based off the "Red Dragon" from the fantasy tabletop (RPG), Dungeons & Dragons and eventually it's animated TV series counterpart of the same name where it appeared in the season 2 episode Day of the Dungeon Master.
 * His design was also heavily inspired by Charlock The Red Dragon (originally referred to as Sharlock) from the 2005 live action role-playing adventure game MagiQuest.
 * Another reference can be found as he was also inspired by Smaug, the main antagonist of the 1937 J. R. R. Toliekin's novel The Hobbit as well as the Peter Jackson's film adaptations of The Hobbit where he was voiced by Benedict Cumberbatch.