On a Club Penguin toy website, I found concept art for Card-Jitsu Snow. It is for the collector tin, which shows the Snow Ninja Items and a Card-Jitsu Snow Card! You can see it all below:
This is very amazing! I wonder what Card-Jitsu Snow will be like? We actually do know a little bit, as I posted some pictures a month ago.
The following page has been updated: