Talk:Underground Treasure Chest 8/@comment-113.23.240.11-20170727035841/@comment-2A02:C7D:3E1:2A00:55BD:699:FA84:8879-20170728012751

I won't mind a super 600 floor Osaka event with one !!! background (or koban alternatives) every 100 floors or something ; o ; I would clear it all just to complete my collection, I'm so sad that I'll always miss one forever.