the second Au is a art trade for Spice!
It’s her AU of Courage and Katz getting married and soon after a year they unintentionally adopt a bunch of these cute critters.
The last Au is something I’ve wanting to make where courage is a rich pooch and Katz is a penniless businessman.
I got the inspiration from the Courage the cowardly dog music video
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he's one of the antagonists in the show.