A card in wiz-war is also known as a spell. There are 5 types of cards:
I've scanned all the wiz-war cards. It was super tedious. I hope you appreciate it.
Download individually: https://wizwar.net/public/wizwar/cards
Download as .zip: https://wizwar.net/public/wizwar/wiz-war cards.zip (warning, 500mb file)
Here is an imgur album containing all the cards arranged in a grid. This is useful for printing/cutting out or for importing to Tabletop Simulator: https://imgur.com/gallery/G2csYXD