"Where Walk the Villains!"
Count Nefaria has created a device that will induce its victims into a dream state, one of his controlling. He wants to destroy the Avengers one at a time, starting with Iron Man. He makes Iron Man dream he is battling all of his past enemies, and if he is killed in his dream, so it will be in real life.
"Lest Tyranny Triumph!"
In a story from WWII, Captain America is under the mind control of the Red Skull, and Bucky is also prisoner. His plan is to have the Captain strike against America, thereby demoralizing the country. Bucky engineers a prison break, but can he stop Cap from committing the assassination of a top General?
Reprinted in Avengers Annual #3.