30% off Select 3DS Digital Codes at GameStop, Amazon, and Target. $5.59, $13.99 or $27.99.

Not discounted on eShop.
Store search link which shows discounted titles:

• GameStop search link
• Target Search Link
• Yoshi’s New Island at Amazon – only one available

List of Games:

• Kirby Triple Deluxe – $19.99-> $13.99
• Yoshi’s New Island – $19.99-> $13.99
• Pokemon Super Mystery Dungeon – $39.99-> $27.99
• Fantasy Life – $39.99-> $27.99
• Mario Party: The Top 100 – $39.99-> $27.99
• Style Savvy: Styling Star – $39.99-> $27.99

And a bonus non-retail game:

• Pokemon Battle Trozei – $7.99-> $5.59