Costume Quest is an adventure role-playing video game developed by Double Fine Productions and published by THQ. In the game, the player controls a child that is trick-or-treating with their twin on Halloween night when they encounter a monster that kidnaps the sibling. The player must travel around the local neighborhood collecting items for their costume, candy and fellow children as companions in order to face the monster and rescue the sibling. The costume aspects are used in battle segments, where the player character and companions are transformed into the monsters and creatures they are dressed as to fight other monsters. The game is a downloadable title and was released on October 20, 2010 on the PlayStation Network and Xbox Live Arcade services. A port to Microsoft Windows through the Steam platform was released about a year later. The game takes place on Halloween. Fraternal twin siblings Reynold and Wren are new in their neighborhood and are asked by their mom to use their trick-or-treating to make new friends in the neighborhood. The player at this point chooses which sibling to play as. The two dress in their costumes, with the non-playable character dressing as a
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