- "And if you need help fighting the bad guys, just call Matt the Mosquito! That's me!"
- — Matt the Mosquito in his premiere episode.
He always cares for his friends, just like Barney always cares for his friends.
Matt has the following voice actors:
- Jack Calabrisi, Lars Alexandersson's Street Fighter X Tekken voice actor, in Alisa's Adventures in Rockoland.
- Alex Hirsch, Grunkle Stan's voice actor throughout Gravity Falls, in Barney and the Rocko Squad.
- Matthew Mercer, Z.W.E.I.'s Soul Calibur V voice actor, in Xianghua in Rockoland.