I honestly wouldn't be surprised if SP was ignored entirely (expecting that, actually), let alone the writers bothering to explain anything with the new cub.
Quick offhand impressions:
Pawprint tattoo?
"Kion" seems like an odd name. "Kio" in Swahili means "mirror" in the context of being identical/copy of something, but maybe I am reaching here (probably yes).
Will still buy a plushie. I am addicted. Help.