#3 Sami Zayn
A recent shoulder injury means that Sami Zayn is probably going to have to wait at least another 12 months before he ever gets a shot at the WWE main event.
However, a prolonged break of this kind may not be such a bad thing for his overall career. After all, absence does make the heart grow fonder. He's bound to return to a hero's welcome from fans when he finally does get back to full fitness at some time in 2019.
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Besides that, it gives him the opportunity to finally break away from Kevin Owens and become a star in his own right.
Being next to KO isn't a bad spot or anything, but it naturally means that less of the spotlight is on you - and that's a bad thing if you're trying to establish yourself as a top-tier talent.