Wii U eShop
The Swindle (Curve Digital, €12.49 / £9.99 until 24th September, then €14.99 / £11.99)
Star Sky (JMJ Interactive, €4.00 / £3.60)

Wii U Retail Download
Super Mario Maker (Nintendo, €39.99 / £34.99)

Wii U eShop Temporary Discounts
Trine Enchanted Edition (Frozenbyte, €6.49 / £5.49 until 10th October, normally €12.99 / £10.99)
Trine 2: Director's Cut (Frozenbyte, €8.49 / £6.99 until 10th October, normally €16.99 / £13.99)
TNT Racers - Nitro Machines Edition (Keen Games, €4.99 / £4.49 until 1st October, normally €7.99 / £6.99)

3DS Retail Downloads
Hatsune Miku: Project Mirai DX (SEGA, €39.99 / £29.99)
Etrian Mystery Dungeon (NIS America, €39.99 / £34.99)

3DS Retail DLC
Etrian Mystery Dungeon: Find a wanderer for me (NIS America, €1.79 / £1.59)
Etrian Mystery Dungeon: Know the Red Pookas (NIS America, €1.79 / £1.59)
Etrian Mystery Dungeon: Find a princess for me (NIS America, €1.79 / £1.59)
Etrian Mystery Dungeon: Find a landsknecht for me (NIS America, €1.34 / £1.19)
Etrian Mystery Dungeon: Slay the Gold Guardians (NIS America, €1.34 / £1.19)

3DS eShop Temporary Discounts
AeternoBlade (Corecell, €7.99 / £7.19 until 8th October, normally €14.99 / £13.50)
AiRace Speed (QubicGames, €2.39 / £2.10until 8th October, normally €3.49 / £3.10)
AiRace Xeno (QubicGames, €1.69 / £1.59until 8th October, normally €2.49 / £2.29)
escapeVektor (Nnooo, €3.49 / £ 2.99 until 24th September, normally €6.99 / £5.99)

3DS eShop Demo
Samurai Defender (CIRCLE Entertainment, free)

Why in the sam-hell does Super Mario Maker cost more to download?