This is the first I'm hearing of this. I can't find much beyond the wiki either. I wonder if one day some who reads Japanese will translate whatever Wanda is saying there.
Going off of visuals I'm sure it's in the ilk of games like this
This is the sorta thing I expect to get lost over time...
Kid Icarus seems obvious for this to me in the same way Zelda does
DK and Wario would make me happier tho. Maybe Yoshi too.
Considering Punch out seems sorta dead right now and Wii was planned to have rpg mechanics at one point, maybe a paper punch out can fill that idea hole. Arts and crafts...
While Syrup shouldn't ALWAYS be the villain I like her as a reccuring character and always considered her "the antagonist of Wario Land" and I really like Syrup too so I'm biased here. But I also love how other than her Wario just straight up never fights the same villain over and over again so...
My immediate thoughts is like those huge ass detailed LEGO city sets you'd have one for Kitchen Island and one for Diamond city so you got your big pieces for both series.
Golden pyramid and Wario's castle are obvious picks too, the toy box land from Wario Land 3 would be nice and so would a...