Thanks for sharing what you put into it, I think some folks underestimate how much their time and skill is actually worth to the right person.
Good luck with the sale and the move!
Love Bank Panic! one of those great games that came out too late.
One thing about the CP, it has that strange inward slope where Root Beer is flat. I suppose that's the "close enough" part.
Welcome! Jealous of all those toys. If you would like to connect locally with other collectors, we have a mailing list with 100 local members. Link can be found HERE
Good luck with the Battlezone, I am sure you will do just fine!
So like Blasteroids? I don't see how you would fire with the scheme you described. Either way, it sounds difficult, glad they figured out the twin sticks.
Good luck on your quest. Would love to see this proto.
Not Dig Dug Kangaroo or Arabian, those had the narrow over under coin door. All signs point to Centipede converted to Crystal Castles, then converted again.