Synopsis:
"As usual, Yennefer and Triss are having their regular magic rival quarrel. In the previous encounter, Yenn was able to achieve overwhelming victory by crushing Triss’ futa balls into gooey paste. Her destroyed balls and pride made Triss temporarily unable to cum and enjoy sex for weeks. Now that her balls are recovered, and her magic power restored, Triss once again rise to challenge Yennefer in a magic duel. Will Triss be able to win this time and crush Yenn’s precious nuts?"

Full animation at my site