Timeline

Pre 2000:

 * In the very distant past, the Demon Lord was sealed away, taking almost all magic in the world with him.

2000-2013
Start of the century. Most mutants were either born or were born shortly before this year. No mutations have occurred yet.
 * Maria moved from Quebec to Almonte

Mutation Era
The vast majority of all Marmarverse content takes place in this era.

2013

 * Maria has become the first mutant, growing horns in the end of March. Due to being in and out of the hospital, she fails most of her classes, and has to retake most of them starting in the second half of the year
 * In late 2013, Maria meets Isaac and realize they probably aren't the only mutants, and dedicate themselves to looking for more
 * Perhaps they meet at least a couple more mutants before the end of the year

2014

 * Maria makes enough new friends in the surrounding area that meeting as a group is pretty tough. Begins the Skype Era, with Maria and Isaac as sole admins. Kevin, Sabrina, and Frederick become the founders.
 * A couple members, including Maria, pull off their first paranormal investigation. It was a false alarm, but the realization that supernatural investigation is feasible inspires them to keep trying in the future.

2015

 * Tier 2 mutations begin appearing partway through the year.
 * Near the end of 2015, the Skype Era ends and the Discord Era begins.

2017

 * Tier 3 mutations begin appearing partway through the year.

2019

 * Tier 4 mutations begin appearing partway through the year.

2023

 * The Demon Lord escapes his prison. Is promptly defeated by members of the Mutie Zone; now seasoned experts at defeating the supernatural. His power is sealed away once more. Mutations stop appearing.

Post Curse-Era
(in no particular order atm)
 * Nessie begins Camp Mutie
 * Maria, who is also a local celebrity, becomes a professional detective.
 * The Demon Lord gets a shitty entry-level job.