Oh, yeah, the knuckle spikes are a thing, I just don't use 'em on the regular. They're good for climbing, though. The claws are great for climbing trees and opening pop cans.

[ She flexes her fingers and retracts her regular claws, which go back to looking like fingernails, and then carefully stands to her feet, flicking the last of the water out of her tail. Oof, she's definitely gonna be sore in the morning. ]

... Wait, that's nice of you to offer, but won't you just be standing in line then? Do you have disinfectant in your pockets or something?