|Developer||Double Fine Productions|
|Publisher||Double Fine Productions|
|Systems||Linux, mac OS, PlayStation 3, Windows, Xbox 360, Xbox One|
NA: October 19, 2010
NA: October 20, 2010
WW: October 15, 2011
WW: November 19, 2012
WW: May 7, 2013
NA: October 10, 2013
Xbox One Backward Compatibility
NA: May 7, 2019
|Win/Mac/Linux: November 27, 2014|
Windows (prototype): November 19, 2012
PAX East Special Edition: April 22, 2016
Children's costumes become the characters that they are pretending to be, allowing the kids to fight epic battles against monsters. The group leader's sibling is taken by a monster from another realm called Repugnia, when mistaken for a piece of candy corn. A trio of kids must travel across their neighborhood to fight the Repugnians to get their friend back.
It was released for PlayStation Network on PlayStation 3 on October 19, 2010, on Xbox Live Arcade for Xbox 360 on October 20, 2010, for Windows on October 15, 2011, for macOS and Linux on May 7, 2013, and for iOS on October 10, 2013.
It was released via backward compatibility on Xbox One on May, 7 2019.
Grubbins on Ice
In the Grubbins On Ice downloadable content for Costume Quest, the kids go through the portal to the monster world of Repugnia to save their friend Lucy.
Grubbins on Ice was released for Xbox 360 on December 8, 2010 and for PlayStation 3 on December 21, 2010. It was included with the releases of Costume Quest on Windows, macOS and Linux. It was also made available for backward compatibility on Xbox One at the same time as Costume Quest was released on that platform.