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Tonight in Las Vegas at UFC 196, Conor McGregor and Nate Diaz will have their highly anticipated welterweight showdown.

The fight has many MMA fans torn regarding who they believe will win. On one hand McGregor’s dominance is impossible to ignore, but there are a lot of ‘firsts’ in this fight.

For one, McGregor won’t have a reach advantage over his opponent. In addition, Diaz may be the first man who McGregor isn’t able to defeat with mental warfare.

With all of this being said, who do you have winning tonight PENN Nation? Vote above!