Avengers: Guardians of Earth

 was a Canadian animated action-adventure-science fiction superhero television series based on  by Marvel Comics, being developed by TBD. It was produced by WildBrain, Marvel Animation and Disney Television Animation and it aired on Teletoon in Canada and Disney XD in the United States from May 12th, 2014 to December 18th, 2019.

Synopsis
The Earth's mightiest heroes unite to protect Earth from various dangerous threats.

Main

 * Tony Stark/Iron Man (voiced by Kirby Morrow) - a charismatic billionaire who wears various robotic armors and leads the Avengers.
 * Steve Rogers/Captain America (voiced by Samuel Vincent) - a war veteran who got stuck in ice for over eighty years as he is now trying to adjust life in the modern era.
 * Thor Odinson (voiced by Ian James Corlett) - an Asgardian who got banished to Earth for being immature as he now swears to protect it until his last dying breath.
 * Dr. Bruce Banner/Hulk (voiced by ) - a scientist who mutates into an uncontrollable green beast that is allied with the Avengers.
 * Namor McKenzie/The Sub-Mariner (voiced by Scott McNeil) - the king of Atlantis who joins the Avengers to keep peace between Atlantis and the surface world.
 * Carol Danvers/Ms. Marvel (voiced by Emilie-Claire Barlow) - a military pilot who after being exposed to Kree energy, becomes an Avenger capable of flight and photonic energy manipulation.

Later additions

 * Dr. Hank Pym/Ant-Man (voiced by Trevor Devall) - the cynical founder and head of Pym Industries who is capable of changing sizes and controlling ants as he eventually joins the Avengers.
 * Janet van Dyne/Wasp (voiced by Kelly Sheridan) - Hank's girly fiancée and co-head of Pym Industries who tends to be more chill than him and joins the Avengers alongside him.
 * Wanda Maximoff/Scarlet Witch (voiced by Britt McKillip) - a goofy and friendly Mutant with magical powers who eventually joins the Avengers.
 * Vision (voiced by ) - an android created by Ultron to be his son who ended up gaining feelings as he betrays his "father" and becomes an Avenger.

Supporting

 * S.H.I.E.L.D., consisting of:
 * Col. Nicholas "Nick" Fury (voiced by Clé Bennett) - the mysterious and paranoid commander of S.H.I.E.L.D. who is known for trusting nobody.
 * Natasha Romanoff/Black Widow (voiced by Tabitha St. Germain) - a skilled and TBD Russian spy who defected to the United States and now serves as a trustful agent of S.H.I.E.L.D.
 * Clint Barton/Hawkeye (voiced by TBD) - TBD
 * Dum Dum Dungan (voiced by TBD) - TBD
 * Virginia "Pepper" Potts (voiced by TBD) - Tony's friendly and TBD assistant and potential lover who is TBD.
 * Harold "Happy" Hogan (voiced by TBD) - Stark Industries' cynical head of security who is a close friend of Tony and is TBD.
 * TBD

Guest stars
This section would be reserved to other major Marvel heroes and supporting characters that make guest appearances in episodes.
 * Peter Parker/Spider-Man (voiced by Matt Hill) - TBD
 * TBD
 * James Howlett/Logan/Wolverine (voiced by Brian Drummond) - TBD

Antagonists

 * A.I.M., consisting of:
 * George Tarleton/M.O.D.O.C. (voiced by Mark Oliver) - a mad former Stark Industries employee who becomes the genetically modified leader of A.I.M.
 * Monica Rappacini (voiced by Nicole Oliver) - the Scientist Supreme of A.I.M. and the second-in-command of the entire organization.
 * The Super Adaptoid (voiced by TBD) - a dangerous robot developed by M.O.D.O.C. who can easily copy the abilities of Avengers.
 * Doomsday Man (voiced by Michael Dobson) - a robot designed by Stark Industries to prevent alien invasions as he gets hacked by M.O.D.O.C.
 * Ultron (also voiced by Kirby Morrow) - an android developed by A.I.M. to frame Iron Man for the crimes it committed who ends up gaining intelligence and believes all of humanity is inherently evil and they either need to be extinct or to be converted into machines.
 * Loki Laufeyson (voiced by TBD) - TBD
 * Samuel Barone/Black Talon (voiced by [crazy black guy]) - a mad voodoo doctor who is capable of bringing the dead back to life.
 * TBD
 * TBD

Episodes
See List of episodes.

Trivia

 * The series tries to be less dependent of the MCU and more akin to the comics, although still adding some original elements and small references from other Marvel media.