User blog comment:Woodtoaster/Character Sheet: Add Schwarth/@comment-28016063-20170318120300/@comment-28016063-20170409073534

When healing factor is disrupted by something he won't regenerate until that thing that disrupts it is gone. A user of nonexistence needs to constantly erase his regeneration, if the user stops, Add comes back.

For the Anti-Gods I'd say Mikaboshi level, multiversal scale destructive being.