Which original Avenger sacrificed themselves on Vormir to allow Hawkeye to retrieve the Soul Stone in *Avengers: Endgame*?
What is the real civilian name of the master archer and skilled agent known as Hawkeye?
What is the name of the powerful cosmic artifact, often adorned with Infinity Stones, that Thanos uses to carry out his devastating 'snap'?
In *Avengers: Infinity War*, what pivotal, universe-altering event takes place at the very end of the film, leading directly into *Endgame*?
What is the name of the sentient Vibranium android, created by Ultron, who later became a prominent member of the Avengers?
What is the name of the top-secret government project that transformed Steve Rogers into the super-soldier Captain America during World War II?
Which former Hydra scientist was responsible for initially experimenting on Wanda and Pietro Maximoff, granting them their extraordinary powers?
What specific energy source primarily powered Stark Tower, later Avengers Tower, prior to its sale and relocation?
In *Avengers: Endgame*, what is the name of the scientific substance, developed by Hank Pym, that allows for controlled temporal displacement and shrinking?