Hey, at least these films give us something pretty to look at while turning our brains into mush. For this list, we’re looking at films that featured great CGI effects, while missing the mark as overall movies. Think “Sucker Punch” (2011), “The Golden Compass” (2007), “Jupiter Ascending” (2015), and “Total Recall” (2012). What’s a mediocre movie with CGI effects that impressed YOU? Let us know in the comments!

Get ready for a cringe-fest of digital disasters! We're diving into the most jaw-droppingly terrible CGI effects that made superhero movies look like they were rendered on a potato. From floating heads to rubbery limbs, these visual effects will make you laugh, cry, and question Hollywood's budget allocation!

These terrible CGI movie effects will leave you shaking your head in disbelief. For this list, we’ll be looking at the most embarrassing and unconvincing special effects found in comic book movies.

They're the defintion of practical magic. Welcome to MsMojo today we’re counting down instances where the “Harry Potter” movies utilized practical effects rather than solely relying on CGI.

No computers needed here! For this list, we’ll be looking at the best, most believable or iconic examples of practical effects found within horror movies.

These terrible CGI movie effects will leave you shaking your head in disbelief. For this list, we’ll be looking at the most embarrassing and unconvincing special effects found in comic book movies.

Like "Pirates of the Caribbean," these Disney attractions would make great movies.

Not even big budgets can save these movies from rotten special effects. For this list, we're looking at the compositing shots in films released after the 1980s that looked embarrassing instead of impressive. We're basing our picks on a mix of poor blending, cartoony looks and the comedy or cringe that arises as a result of these poor effects. Though the films we mention are not necessarily terrible, we're excluding the poorly financed world of indie flicks and b-movies no matter how egregious their contributions may be. Our countdown includes films such as "Speed Racer" (2008), "The Last Airbender" (2010) & "X-Men Origins: Wolverine" (2009). Which movie do YOU think has the worst blue/green-screen effects? Let us know in the comments!

Critics... What do they know? Not enough clearly, as these horror movies deserve a lot higher scores than they currently have on Rotten Tomatoes. In this list, we're looking at Great Horror Movies with Bad Rotten Tomatoes Scores. Stuff like Final Destination, Event Horizon, Scream 4, Saw, House of 1000 Corpses – you know, really good horror movies – but bad Rotten Tomatoes scores. Which one is your fav?

CGI just can’t make your skin crawl like these effects can. Join http://www.WatchMojo.com as we count down the Top 10 Scariest Practical Effects in Movies.

It doesn't have to be real to be terrifying. For this list, we're looking at computer-generated monsters and visual moments that chilled us to the bone. As several of these monsters show up late in their own movies, a SPOILER ALERT is in order. Our list includes CGI effects from "Drag Me to Hell" (2009), "The Cabin in the Woods" (2012), "Harry Potter and the Prisoner of Azkaban" (2004), "The Hobbit" franchise (2012-14), "The Mist" (2007), and more! Join WatchMojo as we count down our picks for the Top 10 Scariest CGI Effects in Movies.

Why watch a movie when you can be a part of one? Join http://www.WatchMojo.com as we count down our picks for the Top 10 Movies That Would Make Great Theme Park Attractions.

You know, this isn’t as magical as we all remember it. Join http://www.WatchMojo.com as we count down our picks for the Top 10 Movies with Special Effects that Didn't Age Well.

Age doesn't wither the look of these flicks! Join http://www.WatchMojo.com as we count down our picks for the Top 10 Movies with Special Effects That Aged Well.

Sometimes, simply watching the action just isn't enough. Join http://www.WatchMojo.com as we count down our picks for the Top 10 Movies That Would Make Great Video Games.