Error AD is one of AD's strongest forms. In this form he can make any robot or Un Ded Revivals like Feegee nowdays. He can be created when merging with BSOD Also, he can kill Slingdroid,N-RAR or XARm@gEdDoNg33Z with3n hits. His encounters are dangerous,counting that it can affect people in real life. He's likely invencible,due to being non-physical being. Anti-viruses can work,but it's h ard to get rid of him,due of the strange virus expanding.