The Mountain of Doom!

"The Mountain of Doom!" is an upcoming episode of "The Adventures of Darwin & Adeline" It will air worldwide on January 15, 2020.
== Synopsis ==
Sonic and the gang travels to the Mountains, while Knuckles run into Rouge. Also, Darwin and Adeline meet one of Sonic's rivals.
== Plot ==
== Characters ==
* Darwin
* Adeline
* Sonic
* Knuckles
* Rouge
== Items ==
== Locations ==
* Green Mountain Zone (Standalone location)
== Trivia ==
* This is the first episode where it's production code doesn't line up with the episode's number. Even though this is the third episode of the series, it was the fourth episode produced.