As noted, Shane McMahon is now scheduled to wrestle The Undertaker in a Hell in a Cell match at WrestleMania 32. If Shane wins the match, then he gains full control of RAW, but if The Undertaker wins then Vince McMahon retains full control.
According to The Wrestling Observer Shane McMahon’s will work as a short-term performer on TV and will appear on regular WWE programming leading up to WrestleMania 32. Reportedly, Shane signed a contract with the WWE four weeks ago, few people knew that Shane would be returning to the company.
It’s said Vince McMahon and WWE officials wanted John Cena to wrestle The Undertaker at WrestleMania 32. With Cena going down with a shoulder injury, this led to McMahon making the decision to bring his son back.