Ondra Matej (a.k.a. Evgeni, Gregory Luck, Hector, Luc, Luke, Luke A, Luke S, Luke Senti, Luke Ward, Resah, Tomas, Tommy Axis; born Tomáš Exner, 7 November 1991, in Ostrava, Moravian-Silesian Region, Czech Republic) is a Czech bisexual pornographic actor, bodybuilder, and adult model.