* Stormbreaker as a weapon: This is the most obvious metaphor. The weapon itself is a symbol of power, danger, and the potential for destruction. It represents the dark side of technology and the potential for misuse.
* Alex Rider as a "pawn": Alex is initially used as a tool by MI6, manipulated and controlled. He is a pawn in a larger game, unaware of the full extent of the danger he's facing.
* The "shadow" of the evil corporation: The corporation behind Stormbreaker, SCORPIA, is shrouded in secrecy and shrouded in darkness. They operate in the shadows, making them seem even more menacing and powerful.
* The "web" of deception: The plot of Stormbreaker involves a series of lies and manipulations. Alex finds himself caught in a web of deception, struggling to untangle the truth.
* The "storm" brewing: The title "Stormbreaker" itself can be seen as a metaphor. The storm represents the impending danger and the chaos that's about to unfold.
It's important to remember that these metaphors are simple and straightforward, reflecting the book's target audience of younger readers. They are used to create suspense, tension, and emphasize the themes of power, control, and the consequences of technology.