Charlie and Gordon bonding and playing together, while Charlie's mom watches.
Charlie welcoming Banks to the team and then passing the puck to him in his first game with them, unlike everyone else.
D2: The Mighty Ducks
The LA street hockey team reteaches Team USA how to play with pride. By the end of the game, all are seen as Worthy Opponents.
D3: The Mighty Ducks
The scene of Orion skating with his wheelchair-bound daughter, while Bombay explains how he gave up his pro career to take care of her.
The hug between Orion and Conway at the end of the movie.
The way that Bombay catches Charlie's eye at the end of the big game with a look that says "I told you that you and Orion would be awesome together".
The Animated Series
When Grin saves Stanley from falling to his death.
Stanley: You, you saved my life, but why?
Grin: It's my way.
Take Me To Your Leader
When, after Wildwing saved everyone again the gang tells him that he's a better leader than even Canard himself.
Bringing Down Baby
All the Nosedive and "Baby" moments that aren't tear jerking, especially whenever Nosedive used his new watch to sooth the little alien.
Honestly, the moment when Wildwing swoops in and saves Nosedive after seemingly being blown up moments before is not just a "Crowning Moment of Heartwarming", but of funny, heartwarming, and awesome all in one!
Nosedive: Bro! You’re alive! Cool!
Tanya goes off on the saurians to avenge the fallen Wildwing, then Wildwing starts firing at the enemy with her and thanks her. It's her reaction that really makes it a moment of heartwarming as apposed to a Crowning Moment of Funny.