In the online community, "exclusive trainers" often refer to malicious scripts or private hacks used in ranked matches. Reports from players in high ranks have highlighted several prominent cheats :
Jin’s thumb hovered over the mental “accept.” He looked at GH0ST-1’s avatar. The masked, silent killer. Of course. That’s why he was unbeatable. He wasn’t a god. He was just the first to sell his soul. tekken 8 trainer exclusive