Mario & Sonic Tennis: Mega Slam

Mario & Sonic Tennis: Mega Slam is the third tennis game in the series. It is for Xbox One.

All-Around Type

 * Mario
 * Luigi
 * Diddy Kong
 * Birdo
 * Amy
 * Blaze
 * Espio
 * Cream

Speed Type

 * Toad
 * Yoshi
 * Koopa Troopa
 * Nabbit
 * Sonic
 * Shadow
 * Metal Sonic
 * Jet

Power Type

 * Bowser
 * Wario
 * Donkey Kong
 * Dry Bowser
 * Knuckles
 * Vector
 * Omega
 * Zavok

Skill Type

 * Peach
 * Daisy
 * Waluigi
 * Toadette
 * Tails
 * Dr. Eggman
 * Silver
 * Rouge

Tricky Type

 * Bowser Jr.
 * Boo
 * Rosalina
 * Dry Bones
 * Wave
 * Eggman Nega
 * Sticks
 * Zazz

Non-Playable Characters

 * Lakitu
 * Toadsworth
 * Toad
 * Koopa Troopa
 * Shy Guy
 * Birdo
 * Pianta
 * Noki
 * Goomba
 * Waddle Wing
 * Goombrat
 * Honey Bee
 * Honey Queen
 * Huey
 * Resuce Toad Squad
 * Poochy
 * Swoop
 * Whittle
 * Luma
 * Penguin
 * Lava Bubble
 * Thwomp
 * Orbot
 * Cubot
 * Omochao
 * Chao
 * Hero Chao
 * Dark Chao
 * Animal Friends
 * Motobug
 * Kiki
 * Egg Pawn
 * Chip
 * Calibur
 * Marine
 * Captain Whisker

Stadiums
There are a total of 18 stadiums to play on.
 * Peach Dome from Mario Power Tennis
 * Acorn Plains from New Super Mario Bros. U
 * Honeyhive Galaxy from Super Mario Galaxy
 * Port Prisma from Paper Mario: Color Splash
 * Clawdaddy Beach from Yoshi's Woolly World
 * Wario's Gold Mine from Mario Kart Wii
 * Tall Trunk Galaxy from Super Mario Galaxy 2
 * Cool, Cool Mountain from Super Mario 64
 * Bowser's Castle from Mario Kart: Super Circuit
 * Green Hill from Sonic the Hedgehog
 * Windmill Isle from Sonic Unleashed
 * Radical Highway from Sonic Adventure 2
 * Sand Oasis from Sonic and the Secret Rings
 * Misty Lake from Sonic and the Black Knight
 * Carnival Night from Sonic the Hedgehog 3
 * Mirage Road from Sonic Rush
 * Sky Babylon from Sonic Rush Adventure 
 * Doomsday from Sonic and Knuckles

Mega Smash
The Mega Smash is a new feature to the game. Similar to the "All Star" from Mario & Sonic All-Star Racing", these moves allow players a big advantage when they smash the ball.

Minigames
There are 6 minigames, 2 return from the previous games.
 * Tag
 * Item Smash
 * Tenniscraft
 * Super Sonic Slam
 * Koopa's Challenge
 * Tennis Race

Mario Series

 * 1) Overworld from Super Mario Bros.
 * 2) Underwater from Super Mario Bros.
 * 3) Overworld from Super Mario Bros. 2
 * 4) Athletic from Super Mario Bros. 3
 * 5) Overworld from Super Mario World
 * 6) Athletic from Super Mario World
 * 7) Rainbow Road from Super Mario Kart
 * 8) Bob-omb Battlefield from Super Mario 64
 * 9) Slider from Super Mario 64
 * 10) Sherbet Land from Mario Kart 64
 * 11) Ribbon Road from Mario Kart: Super Circuit
 * 12) Delfino Plaza from Super Mario Sunshine
 * 13) Boss from Super Mario Sunshine
 * 14) Mario Circuit from Mario Kart: Double Dash!!
 * 15) Coincentration from Super Mario 64 DS
 * 16) Cheep Cheep Beach from Mario Kart DS
 * 17) Underwater from New Super Mario Bros.
 * 18) Gusty Garden Galaxy from Super Mario Galaxy
 * 19) Coconut Mall from Mario Kart Wii
 * 20) Overworld from New Super Mario Bros. Wii
 * 21) Puzzle Plank Galaxy from Super Mario Galaxy 2
 * 22) Athletic from Super Mario 3D Land
 * 23) Mario Circuit from Mario Kart 7
 * 24) Pandemonium from Mario Party 9
 * 25) Title from New Super Mario Bros. 2
 * 26) Credits from New Super Mario Bros. U
 * 27) Super Bell Hill from Super Mario 3D World
 * 28) Switch Scramble Circus from Super Mario 3D World
 * 29) Thwomp Ruins from Mario Kart 8
 * 30) Fight! from Paper Mario: Color Splash

Sonic Series

 * 1) Spring Yard from Sonic the Hedgehog
 * 2) Chemical Plant from Sonic the Hedgehog 2
 * 3) Palmtree Panic from Sonic CD
 * 4) Balloon Park from Sonic the Hedgehog 3
 * 5) Flying Battery from Sonic and Knuckles
 * 6) Diamond Dust from Sonic 3D Blast
 * 7) Super Sonic Racing from Sonic R
 * 8) Emerald Coast from Sonic Adventure
 * 9) Windy and Ripply from Sonic Adventure
 * 10) Neo Green Hill from Sonic Advance
 * 11) City Escape from Sonic Adventure 2
 * 12) Leaf Forest from Sonic Advance 2
 * 13) Route 99 from Sonic Advance 3
 * 14) Seaside Hill from Sonic Heroes
 * 15) Ocean Palace from Sonic Heroes
 * 16) Back 2 Back from Sonic Rush
 * 17) His World from Sonic the Hedgehog
 * 18) Crisis City from Sonic the Hedgehog
 * 19) A New Venture from Sonic Rush Adventure
 * 20) Blizzard Peaks from Sonic Rush Adventure
 * 21) Seven Rings In Hand from Sonic and the Secret Rings
 * 22) Rooftop Run from Sonic Unleashed
 * 23) Knight of the Wind from Sonic and the Black Knight
 * 24) Splash Hill from Sonic the Hedgehog 4, Episode 1
 * 25) Casino Street from Sonic the Hedgehog 4, Episode 1
 * 26) Reach for the Stars from Sonic Colors
 * 27) Tropical Resort from Sonic Colors
 * 28) Sylvania Castle from Sonic the Hedgehog 4, Episode 2
 * 29) White Park from Sonic the Hedgehog 4, Episode 2
 * 30) The Deadly Six from Sonic Lost World