Worlds United: A Super Smash Bros. and Kingdom Hearts Adventure

Kingdom Smash Brothers: Darkest Daydreams is a Japanese-American action role-playing game developed by Disney, Nintendo, and Square-Enix.

Plot
A millennia ago, a dark force threatened reality, and now the entity has risen once again and plans to absorb all worlds. Luckily, Sora and his friends stand in its way. They must stop this dark force before it's too late.

Franchises in the game

 * Super Mario Brothers
 * Donkey Kong
 * Legend of Zelda
 * Metroid
 * Kirby
 * StarFox
 * Pokemon
 * F-Zero
 * Earthbound
 * Ice Climbers
 * Game and Watch
 * Fire Emblem
 * Kid Icarus
 * Pikmin
 * Sonic The Hedgehog
 * Animal Crossing
 * Metal Gear Solid
 * Pac-Man
 * Mega Man
 * Animal Crossing
 * Punch-Out
 * Xenoblade Chronicles
 * Splatoon
 * Street Fighter
 * Bayonetta
 * Rayman
 * Tonic Trouble
 * Assassin's Creed
 * Crash Bandicoot
 * Spyro The Dragon
 * Mickey Mouse
 * Alice in Wonderland
 * Dumbo
 * The Rescuers Down Under
 * The Black Cauldron
 * Hercules
 * The Lion King
 * Beauty and The Beast
 * Pinocchio
 * Bambi
 * Snow White and The Seven Dwarfs
 * Peter Pan
 * Cinderella
 * Frozen
 * Lady and The Tramp
 * Sleeping Beauty
 * The Fox and The Hound
 * Aladdin
 * Zootopia
 * Oliver and Company
 * The Little Mermaid
 * 101 Dalmatians
 * Robin Hood
 * The Aristocats
 * Big Hero 6
 * Pocahontas
 * Mulan
 * Tarzan
 * Wreck-it Ralph
 * The Princess and the Frog
 * Tangled
 * Tron
 * Bolt
 * Pirates of The Caribbean
 * Enchanted
 * The Nightmare Before Christmas
 * Final Fantasy Series
 * The World Ends With You