Think of some video game series you enjoy. What are your favourite games from those series? And I mean if you had to pick ONE game from each series.

You don't need to have played all of the games in the series, but at least two

Final Fantasy - Final Fantasy IX
Xenosaga - Xenosaga Episode III
Atelier games - Atelier Totori
Suikoden - Suikoden V
Legend of Zelda - Lgened of Zelda: Majora's Mask
Dark Cloud - Dark Cloud 2/Dark Chronicle
Tales series - Tales of Symphonia
Record of Agarest War - Record of Agarest War (although I've heard 2 improves some issues I've had so this could change soon enough)
Star Ocean - Star Ocean the Last Hope
Tekken - Tekken 6
Harvest Moon - Harvest Moon A Tale of Two Towns
Pokemon - Pokemon X