The main event storyline that headlined WrestleMania X revolved primarily around three individuals: Bret Hart, Lex Luger, and Yokozuna.
The main event storyline that headlined WrestleMania XX revolved primarily around three indivduals: Chris Benoit, Triple H, and Shawn Michaels
The main event storyline that headlined WrestleMania XXX revolved primarily around three individuals: Daniel Bryan, Randy Orton and Batista.
The main event storyline that headlines Wrestlemania XL revolves primarily around three individuals: Cody Rhodes, Roman Reigns and The Rock.
I'm sure there's been other times this was the case too, but every 10th Mania is some form of three-person feud.
The main event storyline that headlined WrestleMania XX revolved primarily around three indivduals: Chris Benoit, Triple H, and Shawn Michaels
The main event storyline that headlined WrestleMania XXX revolved primarily around three individuals: Daniel Bryan, Randy Orton and Batista.
The main event storyline that headlines Wrestlemania XL revolves primarily around three individuals: Cody Rhodes, Roman Reigns and The Rock.
I'm sure there's been other times this was the case too, but every 10th Mania is some form of three-person feud.
