Its a good concept. I love the idea of computer generated effects but there are several flaws that need to be ironed out.
All Native Instruments 4 Models follow
This is a effect processor for using with a computer or laptop. In Guitar Rig 5 there are some Legend tones and I also use tones from Guitar Rig 4. There are 500 tones.
This pedal is great for controlling the software and has so many different options for controlling multiple parameters at once.
Guitar Rig Mobile is a simple solution USB Audio Interface for electric guitar and bass. It comes with included software.