MultiBoot USB
This is a project that contains a collection of GRUB files and scripts that will allow you to create a pendrive capable of booting different ISO files.
BlackArch Linux is an Arch Linux-based distribution designed for penetration testers and security researchers. It is supplied as a live DVD image that comes with several lightweight window managers, including Fluxbox, Openbox, Awesome and spectrwm. It ships with over a thousand specialist tools for penetration testing and forensic analysis.