Watch Batman Unlimited: Animal Instincts (2015) HD Full Movie Free on SolarMovie. Watch Batman Unlimited: Animal Instincts (2015) online free. Batman, with the help of the Flash, Green Arrow, Nightwing, and Red Robin, has to try and get to the...Batman, with the help of the Flash, Green Arrow, Nightwing, and Red Robin, has to try and get to the bottom of the mysterious robotic animals attacking Gotham.