Which features her ability to detach and regrow her body parts.
A little bit like Mighty's ability in Sonic Mania plus where, if she's hit, her tail pops off and you don't lose rings.
Id imagine the tail would grow back if you collect like.. idk 20 something rings lol

Rosada is an archeologist and tinkerer, often finding interest in old civilisations, abandoned structures, left over robot parts, etc.
Whatever is left behind, this little weirdo is all over it.

Id imagine she's more of an NPC type character, but if she was playable, she'd likely have a mechanic -