Rough, Tough, & Tumble Series by Kate Hill

Rough -- Sefu, a hunky pro fighter in the Aspectian arena where contestants battle in a variety of forms, faces death after being gored by his latest opponent. Tough -- Tiago, a mysterious career criminal, awaits execution in a high security prison where his shapeshifting powers have been neutralized. Tumble -- Zandra, a pleasure shifter who has mastered the art of seduction, entertains a dangerous client who wants more from her than sex. Dr... moreRough -- Sefu, a hunky pro fighter in the Aspectian arena where contestants battle in a variety of forms, faces death after being gored by his latest opponent. Tough -- Tiago, a mysterious career criminal, awaits execution in a high security prison where his shapeshifting powers have been neutralized. Tumble -- Zandra, a pleasure shifter who has mastered the art of seduction, entertains a dangerous client who wants more from her than sex. Dr. Apriyn brings together these three seductive shapeshifters for a time travel experiment that hurls them into the old west where sex and violence reign supreme. While defending a town threatened by outlaws, the trio discover each other's talents, in bed and out. Read An Excerpt less

They're back... in time. Reluctant time travelers Sefu, Tiago and Zandra land in Romania in 1686. After the trio's experience in the old west, Tiago refuses to mingle with humans again, but his companions have other plans. A wealthy family of vampires threatens a nearby village, demanding human sacrifices to satisfy their bloodlust. Vamps might be the legendary lords of sex and violence, but they haven't met Rough, Tough and Tumble... moreThey're back... in time. Reluctant time travelers Sefu, Tiago and Zandra land in Romania in 1686. After the trio's experience in the old west, Tiago refuses to mingle with humans again, but his companions have other plans. A wealthy family of vampires threatens a nearby village, demanding human sacrifices to satisfy their bloodlust. Vamps might be the legendary lords of sex and violence, but they haven't met Rough, Tough and Tumble. Although Sefu, Tiago and Zandra are shapeshifters, they learn that the vampires aren't what they appear to be. Once again Rough, Tough and Tumble exercise their seduction skills and confront their innermost fears while doing battle in the past. less

Shapeshifters Zandra, Sefu and Tiago find themselves in ancient Rome where a gladiator and his lover are desperate to escape the brutal games and her cruel husband. The trio's lust burns hotter than ever, stoked by the knowledge that this time they might not return to their world. Using their powers, they must impersonate Roman nobles to deceive a twisted emperor and save a gladiator from death in the arena while coming to terms with their love for each other.