User blog comment:Shideravan/Goodbye Ice Climbers!/@comment-24843283-20140912195854/@comment-25427751-20140916151952

It weren't Rosalina and Luma who replaced the Ice Climbers, it was Duck Hunt Dog. The retro characters (Ice Climbers) are replaced by another retro character (Duck Hunt Dog), and Rosalina and Luma are not retro characters, they are modern characters.