What does he meant by "new captain america prototype shield" and the Thor bit?
easter eggs for comic nerds.
cap has had more than one shield. black panthers made one. he has a new one now in the comics. he had a "hard light shield" as well.
>>94037944
the Thor thing is Ultimate Mjolnir
>>94037944
Thor in the myths has a magic belt that makes him even stronger. It's only show up less than a dozen times in comics and hasn't been used for decades.
>>94037944
Holo-shield for Infinity War Part II when Captain America's shield gets broken by Thanos and the belt was just a reference to the comics.