Older brother of [Mateusz Kwiecień](https://anilist.co/staff/262552/).
__Non-anime roles:__
~!
• JARVIS in the Marvel Cinematic Universe and "The Avengers: Earth’s Mightiest Heroes" (2010 TV series)
• Loki in "The Avengers: Earth’s Mightiest Heroes" (2010 TV series)
• Superman in various DC media
• Jimmy Valmer in "South Park"
• Lucky Luke in various "Lucky Luke" media
• Marvin in "The Looney Tunes Show" (2011)
• Kai in "LEGO Ninjago: Masters of Spinjitzu" and "The LEGO Ninjago Movie"
• Kevin in "Power Rangers Samurai"
• Tygra in "ThunderCats" (2011)
• Flash Thompson / Agent Venom in "Ultimate Spider-Man" (2012 TV series)
• Donald Davenport in "Lab Rats"!~
