Best Cartoon Debut Episodes

1 Tourist Trapped - Gravity Falls

2 Help Wanted - SpongeBob SquarePants

3 Rebirth - Death Note

4 Izuku Midoriya Origin - My Hero Academia

5 Enter: Naruto Uzumaki! - Naruto

6 Roller Coaster - Phineas and Ferb

I love this episode!

7 The Power - Regular Show

8 The DVD - The Amazing World of the Gumball

9 Gem Glow - Steven Universe

10 Slumber Party Panic - Adventure Time

The Contenders

11 I'm Luffy! the Man Who's Gonna Be King of the Pirates! - One Piece

12 Pilot - Courage the Cowardly Dog

13 Pokemon, I Choose You! - Pokemon: The Original Series

14 A Kid Named Charlie Brown - Charlie Brown Series

15 Trash-O-Madness - Rocko's Modern Life

16 Cartman Gets An Anal Probe - South Park

17 Simpsons Roasting On an Open Fire - The Simpsons

18 The Break In - Recess

19 Darkly Dawns the Duck - Darkwing Duck

20 The Fairly OddParents! - The Fairly OddParents

21 Pilot - Rick and Morty

22 The Fairy Tail - Fairy Tail

23 The Crybaby: Usagi's Beautiful Transformation - Sailor Moon

24 The Old Grist Mill - Over the Garden Wall

25 Star Comes to Earth - Star vs the Forces of Evil