Real Song Theme Tune: From its premiere on April 16, 2009 to May 12, 2013, the show used "Invincible" by Adelitas Way as it's opening theme.
The comic book series:
What Could Have Been: As mentioned on the main page, there were plans to create a follow-up graphic novel to Money In The Bank, as well as a graphic novel based on The Undertaker, but those plans got cancelled. Undertaker would later get his own standalone graphic novel in 2018.