Captain America: The First Avenger a video game tie-in titled "", that was released in 2011 for the Xbox 360, PlayStation 3, Wii and Nintendo DS. Marvel released the mobile game, "Captain America: Sentinel of Liberty", in July 2011. A toy line was released as well. The world premiere of "Captain America: The First Avenger" was held on July 19, 2011, at the El Capitan Theatre in Hollywood, California. The film was screened at the San Diego Comic-Con International on July 21, 2011. It was commercially released in the United States and Canada on July 22, 2011. Paramount opted against altering the American-centric title when
Captain America (William Burnside) in contemporary times, to battle the original Captain America). This complicated origin is the reason that some sources list "Young Men" #24 as this character's first appearance, when in fact this, and subsequent 1950s-published Captain America stories, was clearly created with the intention of depicting the original Captain America. A 1977 story, "What If" Vol. 1 #4, (August, 1977), introduces two other, previous Captain Americas - William Naslund, appointed by Truman in 1945 to succeed the original Captain America, and Jeff Mace, who succeeds Naslund as Cap in the spring of 1946 after Naslund is killed in action. These versions