* Major Plot Changes: The movie alters key elements of the book, like the central conflict and the character of Alex Rider. The book focuses on a more grounded, espionage-heavy plot, while the film introduces over-the-top action sequences and a futuristic villain.
* Character Inaccuracies: Alex Rider in the movie is depicted as more reckless and less mature than in the book, losing some of his unique character traits.
* Tone Shift: The movie adopts a more lighthearted and comedic tone compared to the book's darker and more serious nature. This can feel jarring to fans of the books.
* Missing Key Elements: Many of the book's most memorable moments and supporting characters are omitted, leading to a less satisfying story for those familiar with the source material.
* Overreliance on CGI: The film leans heavily on visual effects, sometimes at the expense of a believable and engaging narrative.
It's important to note that opinions on the film vary widely. Some viewers enjoy it as a standalone action movie, while others find its deviations from the source material disappointing. Ultimately, whether or not you think "Stormbreaker" "sucks" is a matter of personal preference and what you're looking for in a movie.