For those who remember Lulzsec days there was a core member called Avunit who was the only one never apprehended.
I wonder if he was a fed or just lucky
If you want to play that game or the darknets game you may need to keep changing your alias which could be a problem as you will have to start from 0 again growing contacts and respect.
Do new groups and users have kick ass ASCII logos in their t-files these days? I’m glad the 90s era of incorrect capitalisation is gone.
Sam Bent gave a talk on Darknet opsec in which he recommends what you suggest, regularly changing alias and starting from 0. Quite an interesting talk.
You could publish a key as each of these personas and then, when reestablishing a contact using a new persona, prove your identity to that one contact by using the private key of the old (known) persona.