The Darcy Triplets Return

The Darcy Triplets Return is the 25th episode of the sixth season of The New Scooby-Doo Show (2017).

Plot
The Mystery Inc arrived to New Royale City, Home of the Darcy Triplets where Shaggy reunited with them but then they discovers that they meet their half-sister named Ellie. Just then a villain/The triplets first cousin, Alexander Senior is revived and escaped from prison to get revenge.

Characters
Main characters:
 * Mystery Inc.
 * Scooby-Doo
 * Shaggy Rogers
 * Fred Jones
 * Daphne Blake
 * Velma Dinkley
 * The Darcy Triplets
 * Cillian Darcy
 * Lorcan Darcy
 * Lilly Darcy