|Beyond the Known Universe|
|Season 4, Episode 1|
|Airdate||October 25, 2015|
|Prev. and Next|
The Moons of Thalos 3
"Beyond the Known Universe" is the first episode of season 4 and the 79th Of The Series overall.
"4,3,2,1 GO Astronauts!"
"The team meets a strange alien robot called the Fugitoid. "
The episode starts with Leo looking at the space surrounding him while recalling what happened to the Earth right up till the point where he, his brothers, April and Casey were rescued by the Fugitoid. That's when they decided to get some answers and find out why did the Fugitoid saved them. But before he could answer, he activate the ship, sending it back by 6 months according to Donnie's observation of the position the Earth is in from the sun. The Fugitoid said that this is their only chance to stop the destruction of Earth from happening and that they couldn't go back in time to try again.
It was right at that moment the ship sustain damage. Fugitoid asks for the Turtles, April and Casey to help him, and offers spacesuits for them to wear.
- April is seen wearing a yellow jumpsuit with white boots and belts, a reference to her 80's counterpart as it was her normal attire.
- April is also seen standing in the exact same pose 1987 April is doing in one of her character renders at the beginning of the episode.
- The episode is dedicated to McKaylee Belle Grampp, the 3-year-old daughter of Eddie Grampp (a computer animator at Nickelodeon), who died in a car accident on August 12, 2015.
- This episode aired on Kevin Michael Richardson's birthday. Kevin is the voice of Shredder.
- "Dudes, I think we just hit a level 9 Booyakasha!" - Mikey
- "This is like a full-on geek explosion!" - Donnie
- *Gasp* "Spacesuits?" - Mikey
- "I'm Captain Ryan, hero of the galaxy!" - Leo
- "Mr. Crankshaw, set phasers to destruction!" - Leo