Below are the latest titles that can be currently pre-ordered at retailers:
Wii U
Watch Dogs – Amazon, Best Buy, GameStop
The Amazing Spider-Man 2 – Amazon, Best Buy, GameStop
LEGO The Hobbit – Amazon, Best Buy, GameStop
Bayonetta 2 – Amazon, Best Buy, GameStop
Super Smash Bros. – Amazon, Best Buy
Mario Kart 8 – Amazon, Best Buy, GameStop
Yarn Yoshi – Best Buy
3DS
Professor Layton and the Azran Legacy – Amazon, Best Buy, GameStop (last chance)
Yoshi’s New Island – Amazon, Best Buy, GameStop
Cut The Rope: Triple Treat – Amazon, Best Buy, GameStop
Disney Magical World – Amazon, GameStop
Conception II: Children of the Seven Stars – Amazon, Best Buy, GameStop
The Amazing Spider-Man 2 – Amazon, Best Buy, GameStop
LEGO The Hobbit – Amazon, Best Buy, GameStop
Mario Golf: World Tour – Amazon, GameStop
Super Smash Bros. – Amazon, Best Buy
Kirby Triple Deluxe – GameStop
Thanks to Jake for the tip.