There are threads answering your question(s), but I'll save your time and just answer them.
You can use the locked character by getting each of the other three characters to Overlord status. It will be available for selection when creating a new character.
The game Overlords has no effect on actual website status. Hullbreach is one of the actual out-of-game Overlords.
By Limxzero (5329)
