Key Studio: BCDB Rating: "Key" has not yet received enough votes to be rated. 2.2552 Add Your Vote Now! Please give the Cartoon Series Key a vote between 1 and five stars, with five stars being the best, 1 being a show you absolutely hate, and a three for an average show. --- 1 1.5 2 2.5 3 3.5 4 4.5 5 This Studio has been viewed 2 times this month, and 457 times total. Key Studio Directory Cartoon Series: Air (2005, 1 Series.)