The website's critical consensus reads, "Black Panther elevates superhero cinema to thrilling new heights while telling one of the MCU's most absorbing stories—and introducing some of its most fully realized characters."[257] As of February 18, 2018[update], it was the best-reviewed live-action superhero film on the site, beating The Dark Knight (2008) and Iron Man (both 94%).[258] Metacritic, which uses a weighted average, assigned a score of 88 out of 100, based on 55 critics, indicating "universal acclaim".[259] Audiences polled by CinemaScore gave the film an average grade of "A+" on an A+ to F scale, the second live-action superhero film to receive that grade after Marvel's The Avengers. Filmgoers polled by comScore's PostTrak service gave the film a 95% positive score and an 88% "definite recommend", with a third of people planning to see the film again.[194][232] RelishMix reported that the use of Twitter hashtags for #BlackPanther and tagging of the film's Twitter account from those leaving the theater was the highest for a film's opening weekend, with 559,000 unique posts in one day (100,000 posts for a film is average).[194] Black Panther was listed on many critics' top ten lists as a top film of 2018.[260]