Rumble by Sample Logic and System Blue, is a virtual instrument that specializes on traditional marching drums and allows for morphed drum sounds.

Rumble has a comprehensive set of carefully crafted traditional marching drum samples. Each instruments were captured using movie music recording techniques, giving it a cinematic touch. They are recorded at multiple dynamic levels, variable microphone positions and which allows for more dynamic musical percussive productions. These percussion samples are also used as the basis for other morphed sounds that are made available.

The library has both traditional instruments and a collection of tweaked “cinematic” instruments, which aims to satisfy the music scoring needs of film, TV, electronic music composers and games.