You must spin and collect the coin from all the flowers that dance to the music (i.e the Red, Yellow, and Blue flowers).

Play/beat every sport in every Wii Sports game (OG, Resort, and Club. (I dont count Switch Sports as a Wii Sports game)

This just seems like a fun challenge to take on and if it became a ligit category that would make it all the more worthwhile to grind for.

Complete as many levels as you can with one life on Endless Normal.

Mods if you're reading this, please consider adding a category for "All Bowling" in which you have to finish a game of each bowling mode.