How about a scene like this one where Allison as Princess Peach gets tag-teamed and spit-roasted by Valochar and Melanie (or Torrin and another male demon -- or a clone of himself) as Mario and Luigi?
Alternatively, I love how you show how much force he applies upon her while throwing her into her face-down-ass-up position and while penetrating her to-the-hilt from behind!!!