Factory (tennis school)

Factory is one of the four schools competing in the Island Open in Mario Tennis and Mario Tennis: Power Tour. Factory is best known for the Costello Brothers--A. Coz, B. Coz, and their younger brother, Willy. Factory starts out not expected to fare well, but the Costellos always make it to the finals, much to the surprise of most spectators.

GBC Players from Factory

• A. Coz
• B. Coz (only faced in doubles)
• Frank (never faced)

GBA Players from Factory

• Willy
• Sheri (only faced in doubles)
• Sass (only faced in singles)
• Chet (never faced)