I'm not so sure; when you read the description for Game B it should be clear that it's odds rely on your balance, an external factor. As that is something that

I'm not so sure; when you read the description for Game B it should be clear that it's odds rely on your balance, an external factor. As that is something that can be manipulated then it isn't a major leap, I think, to the idea that combinations of the two games would produce different outcomes - and that some outcomes would be positive. Whilst fun; I rather preferred the latter part of the post - it reminded me of a brilliant book I had as a kid with many such puzzles in it :)