Controls

Mouse

3DS: Glide your finger/stylus on the bottom screen to move the mouse, and tap the bottom screen to click.

Wii U GamePad: Use the touchscreen on the GamePad.

Wii Remote: Use the Wii sensor bar to control the mouse.

PS Vita: Use the front touchscreen.

Other Controllers: Enter Mouse Mode by holding L. Use the D-pad to move the mouse, and press R to click.