Riddle Of The Ancient Aeons

"Riddle Of The Ancient Aeons" is the 5th episode of season 4 and the 83rd of the overall. It aired on January 10th 2016.

Official Description
The Turtles find themselves on a planet of pure evil.

Characters

 * Leonardo
 * Donatello
 * Raphael
 * Michelangelo
 * April O' Neil
 * Casey Jones
 * Fugitoid
 * The Aoens
 * Mozar
 * Zarus
 * Zovox
 * Triceraton Soldiers
 * Splinter (Hologram)

Trivia

 * This is the first and only appearance of, the Aoens.
 * Splinter was a hologram in this episode.
 * When the lead Aeon offers his thanks to the gang for saving them from their corruption, he poses his fingers in the familiar Vulcan salute from Star Trek lore.
 * The first trap Casey activates when entering the temple is reminiscent of the film "Indiana Jones and the Last Crusade", where the first trap when entering the temple were saws coming from the walls and from the ground.


 * The Aeons pure form resemble angels, while their corrupted form resemble demons.
 * The Aeons have a third shinning eye on their foreheads, in some culures the third eye (also known as the inner eye) is a mystical and esoteric concept referring to a speculative invisible eye which provides perception beyond ordinary sight, stablishing the Aeons as enlightened beings.