Mario Kart Speedsters

 is a Mario Kart game for the Wii U.

Unlocking Criteria

 * Baby Birdo - Beat all of the 50cc Cups with at least a Bronze trophy.
 * Metal Mario - Beat all of the 50cc Cups with a Gold trophy.
 * Rosalina - Beat all of the Cups in 100cc with a Gold trophy.
 * Luma(s) - Beat all of the Cups in 150cc with a Gold trophy.
 * Paratroopa - Get a Gold trophy as Koopa.
 * Fwoosh King - Get a Gold trophy as Bowser.
 * King Boo - Get a Gold trophy as Fwoosh King.
 * Boom Boom - Race as Bowser 10 times.
 * Pom Pom - Get a Gold trophy as Boom Boom and race as Boom Boom 10 times.
 * Dixie - Race as DK and Diddy for a total of 10 hours.
 * Honey Queen - Race as Peach, Rosalina and Pom Pom 5 times each.
 * Stingby - Race as Honey Queen 20 times.
 * Cosmic Clone - Beat Mario in a race as Metal Mario.
 * DK Jr. - Get a gold trophy in every class of every cup, and beat every mission in Mission Mode.

Courses
Mushroom Circle - Peach's Castle - Toad City - Comet Observatory - Airship Fortress

Luigi's Mansion - Mario Valley - Mount Broilton - Honeybee Hive - Spin-Off Factory

Neon City - Chomp Stadium - Bob-Omb Battle - Bowser's Castle - Koopahari Desert

Koopa Beach - Shy Guy Isle - Yoshi's Circle - Dino Dino City - Rainbow Road

Nintendo Ghosts

 * Mushroom Circle - Baby Mario
 * Peach's Castle - Peach
 * Toad City - Toad
 * Comet Observatory - Rosalina
 * Airship Fortress - Pom Pom
 * Luigi's Mansion - Luigi
 * Mario Valley - Mario
 * Mount Broilton - Cosmic Clone
 * Honeybee Hive - Honey Queen
 * Spin-Off Factory - Paratroopa
 * Neon City - Boom Boom
 * Chomp Stadium - Fwoosh King
 * Bob-Omb Battle - Wiggler
 * Bowser's Castle - Bowser
 * Koopahari Desert - Bowser Jr.
 * Koopa Beach - Koopa
 * Shy Guy Isle - Shy Guy
 * Yoshi's Circle - Yoshi
 * Dino Dino City - Birdo
 * Rainbow Road - Luma(s)

Karts

 * Standard Kart - It looks like Mario Kart Arcade GP 2's Toad Kart, without his logo.
 * Bumble V - From Mario Kart 7. The wheels are wooden wheels from MK7.
 * Super Pipes - Pipe Frame from MK7. The wheels are slick wheels from MK7.
 * MK Speeder - B Dasher from MK7. The wheels are standard wheels from MK7.

Bikes

 * Standard Bike - Same as MKW.
 * Sugar Scooter - Sugarscoot from MKW.
 * Magikruiser - Same as MKW.
 * MK Zipper - Zip Zip from MKW.

Gliders
These are karts that use gliders from MK7.
 * Blue Falcon - From MKW, uses the Standard Glider.
 * Birthday Girl - From MK7, uses the Peach Parasol. The wheels are slim wheels.
 * Cloud 9 - From MK7, uses the Flower Glider. The wheels are roller wheels.
 * MK Golden - Gold Standard from MK7, uses the Gold Glider. The wheels are gold wheels.

Mission Mode
Like in MKDS, there is a mission mode.

Level 1

 * Mission 1: Drive backwards through Toad City!
 * Character: Toad
 * Kart: Standard Kart
 * Course: Toad City
 * Mission 2: Drive through all five rings in order!
 * Character: Peach
 * Kart: Birthday Girl
 * Course: Peach's Castle
 * Mission 3: Collect 20 coins!
 * Character: Luigi
 * Kart: Magikruiser
 * Course: Luigi's Mansion
 * Boss Mission: Get to the finish before Goomboss!
 * Character: Yoshi
 * Kart: Bumble V
 * Course: Chomp Stadium

Level 2

 * Mission 1: Get to the finish before time is up!
 * Character: Koopa
 * Kart: Magikruiser
 * Course: Rainbow Road
 * Mission 2: Collect 20 coins!
 * Character: Yoshi
 * Kart: Cloud 9
 * Course: Bob-Omb Battle
 * Mission 3: Do 3 Power Slides in 1 Lap!
 * Character: Mario
 * Kart: Standard Kart
 * Course: Mushroom Circle
 * Boss Mission: Collect 50 Coins while avoiding Eyerock!
 * Character: Peach
 * Kart: Birthday Girl
 * Couse: Eyerock Battlefield

Level 3

 * Mission 1: Drive backwards!
 * Character: Bowser Jr.
 * Kart: Standard Kart
 * Course: Shy Guy Isle
 * Mission 2: Collect Item Boxes!
 * Character: Diddy
 * Kart: Standard Kart
 * Course: Airship Fortress
 * Mission 3: Collect 50 Coins!
 * Character: Baby Luigi
 * Kart: Bumble V
 * Course: Toad City
 * Boss Mission: Use Mushroom boosts to knock Chief Chilly off!
 * Character: Luigi
 * Kart: MK Zipper
 * Course: Chief Chilly Battlefield

Level 4

 * Mission 1: Beat Wiggler in a race!
 * Character: Shy Guy
 * Kart: Sugar Scooter
 * Course: Honeybee Hive
 * Mission 2: TBA
 * Mission 3: TBA
 * Boss Mission: TBA