My Evil Twin Is a Supervillain : By the winner of the Waterstones Children’s Book Prize

When Luke is confronted with Stellar, his superpowered twin from another dimension, he is highly suspicious. No one travels through time and space without a plan, and that plan is usually evil. So what does Stellar want? And why is he so unbelievably irritating? From his superhero hair to his rocket-powered shoes, Stellar is up to no good, and Luke must bring him down!

If you loved this book by David Solomons, you have to read the whole series:

1. My Brother Is a Superhero,
2. My Gym Teacher Is an Alien Overlord,
3. My Evil Twin Is a Supervillain, and
4. My Arch-Enemy Is a Brain In a Jar.