The "Testo Remix" (and its cinematic counterparts) strips away the aggressive electric guitars of the original 2000 version. Instead, it replaces them with:
Compare this version to other famous remixes like from the Reanimation album Which of these In the end Cover (Testo Remix)
If you're interested in the technical side of this track, I can help you: Find the for your own mix The "Testo Remix" (and its cinematic counterparts) strips