- At the end after Magneto destroyed the Statue of Liberty, it is being rebuilt and Captain America gives Agent Coulson a hug in the background.
- Even after the events of the main storyline, in which of course they were antagonists, Loki and Thor team up in the bonus level "Bro-tunheim".
- The Thing carrying Human Torch after the Green Goblin boss fight.
- Despite (or even because of) the fact that the Hulk remains the Hulk through the entire game on account of Rule of Funny, seeing that his friendship with Tony Stark is just as strong as in the movies brings a smile to one's face.
- After Hawkeye and Black Widow are injured during the Red Skull level, Coulson tells Fury they're fine and promises to bring them back safely.Coulson: They may not be super, but they are heroes.
- There's something oddly cute about Abomination's love for the teddy bear he keeps in his cell with him.
Heartwarming / LEGO Marvel Super Heroes