英雄度
500001以上      S:90% A:10%
305801〜500000  S:56% A:33% B:10%
14501〜305800   S:23% A:33% B:33% C:10%
4081〜14500     A:23% B:33% C:33% D:10%
541〜4080      B:33% C:33% D:33%
540以下     B:10% C:33% D:33% E:23%