These films proved you should never get your hopes up. Welcome to WatchMojo, and today we’re looking at failed potential by counting down our picks for those really bad movies that truly could’ve been great.

These "Assassin's Creed" boss fights were some of the lowest points in their respective games. For this list, we're looking at the worst bosses in Ubisoft's series, whether they make us rage quit or are pathetic let downs. However, we aren't including any ship bosses.

These games got everyone excited with pre-release hype but unfortunately weren't able to deliver! For this list, we’ll be continuing our series of the most disappointing video games and focusing on the major let-downs of the 1990s.

Tasty, but with somewhat of a sour aftertaste. For this list, we’re looking at chiefly enjoyable films that squander most of their good work with a disappointing third act. Given our focus on movie endings, please note that spoilers will be included. Our list includes “Signs” (2002), “The Dark Knight Rises” (2012), “I Am Legend” (2007), “Source Code” (2011), “War of the Worlds” (2005), and more! Join WatchMojo as we count down our picks for the Top 10 Good Movies with Bad Endings.

We waited all year to see these anticipated flicks, and then instantly regretted it when we did. Whether it was a sequel we’d waited decades to see, or a remake that killed everything we loved about the original, these are the movies we were most psyched for – but that left us bummed. In this video, WatchMojo.com counts down our picks for the top 10 most anticipated but disappointing movies. For this list, we’re taking a look at movies we were amped to see, but that left us hollow, wanting, and kinda annoyed as the credits rolled.