First Appearance: And so it begins...
Allies: Tai, T.K., Sora, Mimi, Izzy, Joe, Kari, Gabumon, Agumon, Patamon, Biyomon, Palmon, Tentomon, Gomamon, Gatomon, Jennai
Enemies: Devimon, Etemon, Myotismon, Puppetmon, Piedmon
Matt is Tai's best friend and sometimes rival who always thinks before he acts. He is loving and loyal and is always protective of his little borther, T.K. just as Tai is of his little sister, Kari.
Matt's first major episode is Garurumon where Gabumon digivolves into Garurumon to save him from the evil Sedramon.
Matt later had a huge appearance in Subzero Ice Punch where he tried to find T.K. despite the danger of freezing to death and gets into a fight with Tai until a black gear-controlled Digimon attacks.
During The Piximon Cometh, Matt is chosen for the Crest of Friendship.
In WereGarurumon's Diner, Matt thinks Joe is no longer his friend until Joe risks his life for T.K.'s, causing Matt's Crest of Friendship to glow and help him digivolve Garurumon into WereGarurumon an defeat Digitatamon, one of Myotismon's minions.
In City Under Seige, Matt is charged by Tai with protecting Kari who gives herself up to Phantomon, much to Matt's horror!
In the episode, Prophecy, Angemon is enabled by T.K. to help Matt digivolve Gabumon into MetalGarurumon!
In Playing Games, Matt learns that T.K. is independent and therefore, leaves the group until the episode, The Crest of Friendship where he battles Piedmon alongside Tai and WarGreymon.
Matt's Digivice which digivolves Gabumon into Garurumon.
The Crest of Friendship which digivolves Garurumon into WereGarurumon and later MetalGarurumon.