3 months after the Friendship Games, Sunset and the Rainbooms continue their daily lives on Canterlot High School while at the same time, the Human Twilight (Sci-Twilight) learning the Magic of Friendship and getting used to her new life. However, when a mysterious person known as Commander Iron Will, send a invitation for the Wondercolts to participate in an event, based on a franchise called Halo, from a military school called Iron Will Solider Academy, the Wondercolts soon facing against the IWSA's ultimate team consist of six armored students known as Spartans, the Charlie Horse, in a paintball war game called 'Warzone'. But their commander and principal of the school, Commander Iron Will, planning something far sinister to the event and both teams. With time running out, can the Rainbooms discover the truth of the event before it'll escalated a war between the Magic of Friendship and the Soliders of Legends? And which side would reign supreme at the end of the battle?

So this is my first Equestria Girls story and its going to crossover with the multiplayer mode Warzone from Halo 5 Guardians so it will not connect to the Halo main stories.