Mild adjective – Marked by temperatures that are neither too high nor too low. Peach and mild are semantically related In some cases you can use "Peach" instead an adjective "Mild". Nearby Words: mildness, mildly
When Starlow first appeared in Mario & Luigi: Bowser's Inside Story, she was as much an Exposition Fairy as she was in later games, but had some mild plot relevance, showing up at Peach's castle as a representative of the Star Sprites and ultimately getting dragged into the main adventure.
This game's western-region boxart is a mild example, in which the only part that differs from the Japanese cover (aside from the logo, and Peach's face taking up three-fourths of the box for some reason) is what's in the bubbles surrounding Peach.