Rin (Fate UBW) and Saber (fate/stay night UBW) are in work out clothes such as these (Image ) sabers can be in a different color scheme. They have no tops on. They are on their knees with a cock hanging over them (its long). cum is on their breasts
Reina from Queen's Blade x Rebecca from OP like this (Image ) and Saber (F/S) x Erza (armor of seduction) from FT like this (Image ) in the Dressrosa Colloseum Arena. Artist to decide which ones are strapped..