Treasure Stack, Baba Is You, Nuclear Throne, Blaster Master Zero 2 and more.
Took 'em long enough to have it on Nintendo's YouTube channel.
And here is the launch trailer, in square-y Twitter format.
As the "Two" in the title implies, it's a sequel to the first Unravel game.
Play as a pair of Yarnys by yourself or team up with a friend.
The official press release with all the details on this February Direct.