For those who don't want to watch:
New Fire Emblem
footage of Xenoblade Chronicles X
Puzzle Dragonz Z
Puzzle Dragons Z with a Mario Skin
Puzzle Dragons Z with a Pokemon Skin
Kirby and the Rainbow Curse footage. Detailed info on the Amiibo integration
Hyrule Warrios Majora's Mask DLC to include Tingle, Child Link with Fierce Deity Link, and new costumes
New Splatoon footage includes character customization
Mario Party 10 and it uses Amiibos
Mario vs Donkey Kong Tipping Stars
A Free to Play game by Namco announced, but no release date or title. Project title is Project Treasure
Xenoblade Chronicles for 3DS
New 3DS with a c-stick Amiibo integration, and face tracking 3-D.
New special edition Majora's Mask 3DS
Codename Steam footage includes fire emblem amiibo support
Etrian Mystery Dungeon
Ace Combat Assault Horizon with amiibo support that changes the skin of the plane.
Ultimate Monster Hunter 4 3DS bundle.
New Line of Amiibos coming for the Super Mario series.