I'm making 10,000 Views on YouTube and the main characters are StickGuy and Derpina. So they are 10 levels.
Level 1: Catnip
Level 2: Shin Sonic
Level 3: Fall Guys
Level 4: Drops by Squidward's House
Level 5: Tuxedo Winnie the Pooh
Level 6: Among Us
Level 7: Poppy Playtime
Level 8: Get out of my Car
Level 9: Amanda the Adventurer
Level 10: Yee