Big Bondage Party Pony! Source will have muuuch more (all mane 6 and princesses).

prompt:score_9, a female, Giantess Pinkie Pie lying on the cityscape:1.3, horny, aroused, tied down:1.2, restrained, ropes:1.1, full body:1.2, beautiful, detailed cute face, Lacy Bra:1.1, rope bondage:1.2, thong:1.1, curvy:1.2, Hourglass Figure, {big breasts:1.2, Huge Breasts:1.2}, ultra HD, exhibitionism:1.1, micro cityscape, big ass:1.1, wide hips, macro, Giga:1.3, front view:1.1, anthro pony:1.1, Digital Painting:1.2, hyper sharpness, solo negative_prompt:deformed, ugly, bad anatomy, bad proportions, 3D Render:1.3, extra legs, glitch, hooves, signature, blurry, messy, extra fingers, hyper breasts, chibi, sfm:1.3, artifacts