The Trix are a villainous trio of witches from the Winx Club series. Their names are Icy, Darcy, and Stomry. In Winx Club 3D: Magical Adventure, they worked for the Ancestrol Witches.
- They will become Bloom and Winnie the Pooh's worst enemies in the Winnie the Pooh/Winx Club saga.
- They will become the FT Squad's enemies in The FT Squad's Adventures with the Winx Club.
- They appeared with Bowser and his family in a bonus ending in Pooh and Ash's Adventures of Scooby-Doo and the Headless Horseman of Halloween.
- They later appeared in a bonus ending in Winnie the Pooh Meets Napoleon.
- They made their first full guest appearances in a Winnie the Pooh crossover film in Winnie the Pooh and The Halloween Tree, where they teamed up with the Ancient Minister and his family, Jafar, Iago, Maleficent, Myotismon, Ursula, Hades, Dr. Facilier, Scar, the Joker, Harley Quinn, the Penguin, Two-Face, One-Eyed Sally, Blather, Captain Hook, Oogie Boogie, Teack Rocket (Jessie, James, and Meowth), and the Grand Duke of Owls to work for Moundshroud and get revenge on Pooh, Bloom, Ash, Mickey Mouse, Bugs Bunny, Ronald McDonald, Scooby-Doo, Simba, and their friends.
- They soon returned in Pooh's Adventures of Ed, Edd, N' Eddy's Boo Haw Haw along with the Ancinet Minister and his family, the Bowser family, Team Rocket (Jessie, James, and Meowth), the Hyenas, and the Jungle Cubs Vultures. They are foiled again by Pooh, Bloom, and their friends.
- They will team up with Bowser, Bowser Jr, Mistress Nine, Azula, Dr. Eggman and his robotic servants, Plankton and Karen, Metal Sonic, the Spy Trio of Pottsylvania, Team Rocket led by Giovanni, the Dark Legendary Warriors, Lord Zedd's Bandora Gang, the Royal House of Gadgetry, the Kaiju Trio, the Psycho Rangers, the Phantom Blot, Darth Sidious, Count Dooku, the Joker, Harley Quinn, Two-Face, the Penguin, Negaduck, Megavolt, Quackerjack, Brushroot, and the Liquidator to work for Hans in Winnie the Pooh Gets Frozen.
- They will become the part of The Wizard Empire in Pooh's Adventures of Fantastic Four.
- They will face Ryan and the gang in Crash's, Thomas' and Ryan's Adventures of Winx Club.