Your search for "Cleffa - 2011 17/123" revealed the following:
Cleffa - 17/123 - Rare from Heart Gold & Soul Silver (Base Set), available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Masakazu Fukuda Card Text:Sweet Sleeping Face - As long as Cleffa is Asleep, prevent all damage done...
Cleffa - 17/123 - Rare - Reverse Holo from Heart Gold & Soul Silver (Base Set), available at 401 Games Canada. Rarity: Rare Finish: Reverse Holo Artist: Masakazu Fukuda Card Text:Sweet Sleeping Face - As long as Cleffa is Asleep,...