So many of you are playing Card-Jitsu, but we haven’t shown any behind-the-scenes Card-Jitsu art yet, have we? Well, let’s fix that right now:

This is a rough sketch from the firefighter power card animation. Every piece of animation in the game had to have rough animations made first. Here are a few more rough sketches from other power card animations.
 

                                   Snowy1900