Bad Guys and Good guys find themselves teaming up on the same side to help each other against a mutual enemy in these movies. WatchMojo presents the Top 10 times in film when bad guys and Good guys made a pact to work together. But what will take our top spot? Will it be Clarice Starling and Hannibal Lecter from Silence of the Lambs, Charles Xavier and Magneto from X-Men: Days of Future Past, or Captain Kirk and Khan from Star Trek Into Darkness? Watch to find out!

Can we truly trust this atomic behemoth? Today, we'll be deciding once and for all... is Godzilla a Good guy?

All it takes is one bad day. For this list, we’ll be looking at the heroes and other “good” characters who, for whatever reason, turn to the dark side; either permanently or temporarily. Our countdown will include former Good guys from films such as “Watchmen” (2009), “The Incredibles” (2004) & “Captain America: The Winter Soldier” (2014). Since some of these involve major plot points, spoilers will be ahead. Who do YOU think is the top Good guy gone bad in superhero movies? Let us know in the comments!

Venom may have a bad reputation, but he’s done more than a few good deeds. Welcome to WatchMojo.com, and today we’re counting down our picks for the top 10 nicest things Venom has ever done. For this list, we're looking at the times where the anti-hero took a break from crime and embraced his heroic instincts. We’ll only be focusing on those who have worn the original Venom symbiote, so heroic acts from characters like Anti-Venom won’t be included on this list. Since some of these good deeds are connected to major plot points, a spoiler warning is in effect.

These Marvel backstories will haunt you. For this list, we’ll be looking at some of the most poignant Good guy backstories in Marvel Comics history.

Well, they got there in the end. For this list, we’ll be looking at the most dramatic and moving villain redemption moments on the big screen. There will be MAJOR SPOILERS ahead, so … spoiler warning! Our list includes Doctor Octopus sinking the reactor in “Spider-Man 2” (2004), Darth Vader killing the Emperor in “Star Wars: Episode VI – Return of the Jedi” (1983), Batty saving Deckard in “Blade Runner” (1982), Yondu saving Starlord in “Guardians of the Galaxy Vol. 2” (2017), Red saving Caesar in “War for the Planet of the Apes” (2017), and more! What YOUR favorite movie villain redemption arc? Let us know in the comments!

A list of the top 10 greatest underdog characters from British movies

Who said the Mad Titan can’t be heroic once in a while? Welcome to WatchMojo.com and today we’ll be counting down our picks for the Top 10 Nicest Things Thanos Has Ever Done. For this list, we’ll be choosing the most generous and selfless acts that one of the Marvel universe’s greatest villains has done, that prove he’s maybe not such a bad guy after all. Because we’ll be delving into key parts of Thanos’ history in the comics and movies, a big Titan-sized spoiler warning is in effect from this point onwards.

Movies and films where the hero is ultimately killed by the villain, but between movies like Léon: The Professional, Pan's Labyrinth and Gladiator, which will take the top spot on our list? WatchMojo presents the Top 10 Movies where the Hero is Killed by the Villain. Watch to see how we ranked it!

DC heroes have never had this much television presence thanks to these legendary heroes. Welcome to WatchMojo.com and today we’re counting down our picks for the Top 10 Heroes from the Arrowverse. For this list, we’re looking at the heroes of the DC TV Universe established in the hit series, Arrow, or any of its sibling series: The Flash, Legends of Tomorrow, Constantine and Supergirl. Just to be clear, you don’t need to have super powers, or be a Good guy from the get go, to have a spot on this list of Legends.

Big role or small, Good guy or bad, he always strived for the best. Join http://www.WatchMojo.com as we remember Philip Seymour Hoffman by counting down his top 10 performances.

When you watch as many action movies as we do patterns begin to emerge — some we hate, some like, and some we can’t live without. Join http://www.WatchMojo.com as we count down our top 10 essential action movie clichés.

These are the people you want on your side when fighting murders and monsters. Join http://www.WatchMojo.com as we count down our picks for the Top 10 Horror Movie Heroes. Please be advised: This list contains mature content.