#2 "The Fiend" Bray Wyatt vs. Ricochet
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Bray Wyatt is a SmackDown wrestler and Ricochet performs on RAW, but does that really mean anything? In theory, Ricochet could win the Royal Rumble match and then decide that he wants a shot at the Universal Championship because he's WWE's resident Superhero and believes that he's the only man who can defeat The Fiend. Heck, he could even make that statement without winning the Rumble. It's WrestleMania, so what's stopping them?
The story almost writes itself. Ricochet would be a heavy underdog to actually win the match, but that's not a reason to not put it on the card. You can delve deep into the superhuman side of Ricochet and the subhuman side of The Fiend. Bray Wyatt can praise Ricochet and tell him that he truly does look at him as a hero just like Superman or Spiderman, and even invite him into the Firefly Fun House to meet all of his friends, because they're big fans of his.
WrestleMania is all about the spectacle -- the entrances alone in this match could create a spectacle like no other -- especially if the match is placed at an appropriate time for the sky to be dark above the stadium in Tampa. Although if they do have the match before it's dark, it might prove difficult to bathe the ring in the red lighting. Either way, this is a WrestleMania-level comic book match, and it would also likely give Wyatt his first taste of victory at WrestleMania, something that his career has sorely been lacking.