Dr. ZadX

Dr. ZadX is the secret android Dr. Gero had. He was supposed to take his place when Gero died, and so he did

Creation
Dr. Gero created him as an extra-android to take his place when he died, and he was built in the movie Super Android 13!. He lives almost internal but can be destroyed easily.

The Plan
Dr. ZadX had a plan to build an android so powerful it could wipe out the whole universe, and thats when it happened. He took remaining pieces of Super 17, Super Android 13, and Android 16 to make the almighty Android 2000!