Mario and Luigi: Sonic Boom

Mario and Luigi: Sonic Boom is a game with crossover of Sonic The Hedgehog. in this plot Mario, Luigi and Sonic trying to stop Dr Eggman and Bowser in Mushroom Kingdom. this is the third and final game release to 3DS and the sixth in the series. it was released in 2019 and developed by Alphadream, codeveloped by SEGA and published by Nintendo.

Disney Junior Holiday Events
2016:
 * December 24-February 16: Winter Workout Marathon
 * December 30-January 10: Hattastic Holiday
 * January 15-February 29: Love Bound Weekend
 * April 1-April 11: Disney Junior April Fools Marathon
 * June 25-September 30: Soaring Over Summer Marathon
 * September 19-November 27: Juniorsgiving Thank You Fridays
 * October 5-October 31: Boo-for-you Halloween (2016 version)
 * November 28–29: Pajama Mama Weeks!
 * November 30-December 29: Disney Junior Christmas Weekends
 * December 30–31: Disney Junior New Year's Junior
 * December 30–31: Chirsyear Thursdays

2017:
 * January 4-January 17: Snowstorm Wednesdays!
 * January 20-February 26: Disney Junior Love Hours
 * March 3-April 15: St. Patrick's Disney Junior Monday Big Hunt
 * June 16-September 30: FriYAY Marathon
 * September 25-September 30: Mermaid-a-thon Weekend
 * October 13–24: Boo-for-you Halloween (2017 version)
 * December 1-December 22: Chrstmas Save Time Mondays
 * December 30–31: New Year Weekends

2018: Pumpkin Patch Weekend sis a new marathon to a sequel of an old event called "Boo-for-you Halloween". It starts from October 15 to 25.
 * February 14-February 30: Boundanary Tuesdays
 * May 15-May 17: Mega-Junior-Ohlmpic Marathon
 * June 24-August 31: Fun in the Sun
 * October 15-October 25: Pumpkin Patch Weekends!
 * December 3-December 14: Christmas Chaos
 * December 20-January 16: Supersonic Nickname Tuesdays

Characters
Playable:
 * Mario
 * Luigi
 * Sonic The Hedgehog

Supporting:

Mario:
 * Princess Peach
 * Yoshi
 * Toad
 * Starlow
 * Toadsworth
 * Toadette
 * Professor E. Gadd

Sonic:
 * Tails
 * Knuckles
 * Amy
 * Blaze
 * Shadow
 * Rouge
 * Cream
 * Silver
 * Vector
 * Charmy
 * Espio

Antagonist:
 * Bowser
 * Dr. Eggman
 * Kamek
 * Orbot
 * Cubot
 * Bowser Jr.
 * Zavok
 * Zazz
 * Zeena
 * Master Zik
 * Zomom
 * Zor
 * Larry
 * Ludwig
 * Morton
 * Roy
 * Lemmy
 * Wendy
 * Iggy
 * Mecha Sonic

Enemies:

Mario:
 * Goomba
 * Koopa Troopa
 * ParaTroopa
 * Paragoomba
 * Cheep Cheep
 * Big Goomba
 * Boo
 * Big Boos
 * Dry Bones
 * Shy Guys
 * Hammer Bro
 * Boomerang Bro
 * Fire Bro
 * Ice Bro
 * Sledge Bro
 * Ninji
 * Urchin
 * Dino Rhino
 * Bob-Omb
 * Fire Piranha Plant
 * Ptooie
 * Rex
 * Fighter Fly
 * Side Stepper
 * Broozer
 * Chain Chomp

Sonic:
 * EggRobo
 * Motobug
 * Crabmeat
 * Buzz Bomber
 * Buzzer
 * Rhinobot
 * Bee Bot
 * Crab Bot
 * Chopper
 * Caterkiller
 * Jaws
 * Eggpawn
 * Bladed Spinner
 * Bat Brain
 * Burrobot
 * Nebula
 * Grabber
 * Boom Boo
 * Sand Worm
 * Egg Fighter
 * Swordsman Trooper
 * Blaster Guards
 * Roller Bouncer
 * Needlenose
 * Mecha Bu

Mecha Battle Bosses

 * Mecha Egg Robot
 * Mecha Bowser Jr.
 * Mecha Deadly Six
 * Mecha Koopalings
 * Mecha Bowser Eggman

Items
Mario:
 * Coins
 * Beans
 * Mushroom
 * Candy
 * Syrup
 * 1-Up Mushroom

Sonic:
 * Rings
 * Shields
 * Chaos Power

Locations

 * Peach Castle
 * Mushroom Kingdom
 * Desert Mirage
 * Sun of Beach
 * Underground Cave
 * Lost Forest
 * Boo's House
 * Chill of Frost
 * Dr. Eggman and Bowser Base/Castle

Pre-release and unused content

 * Tails and/or Knuckles was planned to be playable characters, but just like Paper Jam, in would be difficult with 4 button press and was scrapped.
 * Sonic characters like Sally, Antione, Bunnie, Rotor and Snivley and was also planned to appear in the game, but because of problem to right issues to Archie Comics, they are scrapped, However Sonic mentions them as Freedom Fighters in some parts.

Trivia

 * This is the second game in the Mario and Luigi series to have a crossover, the first is Paper Jam and the third being Mario and Luigi: Story Jam.
 * The Sonic characters talks in Speech bubbles instead for sound.
 * However they can say some words like for example Sonic saying "hey", or "Chili Dog".
 * This is not the first time Mario and Sonic meet each other, they also meet in Mario and Sonic in the Olympic Games series and Super Smash Bros Series.