Here they are!
https://club.nintendo.com/rewards.do;jsessionid=49A997560850DEAE701C4040CFDE688A
Kirby's Dreamland 3 (Wii U): 200 coins
Metroid (Wii U): 200 coins
Super Mario Kart (Wii): 250 coins
1080 Snowboarding (Wii): 200 coins
A Kappa's Trail (3DS): 200 coins
Kid Icarus: Of myths and monsters (3DS): 150 coins
Birds and Beans (3DS): 150 coins
Radar Mission (3DS): 150 coins
What do you think of it?