One Piece: Super Grand Battle! X

'''One Piece: Super Grand Battle! X''' is a Nintendo 3DS game published by Bandai and developed by Ganbarion, and it's the sequel to the Grand Battle! and Gigant Battle series. It seems to focus on the New World and more than 85 of its characters. The game features 4 player battles on a 2D plane, where each player chooses 2 playable characters to use in a Tag Team style combat system, referencing the Pirate Alliance theme.

Stages

 * Corrida Colosseum
 * Roger and Whitebeard's Final Meeting place
 * Fishman Island
 * Thousand Sunny (Normal / Art-Art)
 * "Red Dragon" Stage
 * Tontatta Kingdom
 * Marineford
 * Dressrosa Palace

Playable Characters
Each Playable character has at least one Special Move, which, when activated, turns the screen red
 * Monkey D. Luffy (Gum Gum Elephant Storm)
 * Roronoa Zoro (Three Thousand Worlds)
 * Nami (Thunder Breed Tempo)
 * Usopp
 * Sanji (Diable Jambe: Flanchet Strike)
 * Tony Tony Chopper (Monster Form)
 * Nico Robin (Mil Fleur Gigantesco Mano)
 * Franky (General Franky)
 * Brook
 * Trafalgar D. Water Law (Giant Slicing Technique used on Vergo on Punk Hazard, except on a Marine Battleship in this game)
 * Portgas D. Ace (Flame Commandment: Flame Emperor)
 * Donquixote Doflamingo (Birdcage)
 * Issho (Meteors)
 * Burgess (Elbow Surge)
 * Whitebeard (Kaishin)
 * Akainu
 * Kizaru (Yasakani no Magatama)
 * Shiki (Lion's Threat Earth Blind)
 * Zephyr (Smash Blaster)
 * Shanks (Conquerors Haki)
 * Trébol
 * Buggy (Buggy Ball)
 * Bartolomeo
 * Silvers Rayleigh
 * Diamante
 * Marshall D. Teach
 * Lucy (Ryusoken: Ryu no Ibuki)
 * Sabo [Secret Character] (Ryusoken: Ryu no Ibuki + Mera Mera no Mi's Flames)
 * Smoker
 * Tashigi
 * Crocodile (Sables)
 * Kinemon/Momonosuke
 * Emporio Ivankov (Emporio Face Growth Hormone)
 * Boa Hancock (Perfume Femur)
 * Jinbe
 * Dracule Mihawk (Black Blade Single Flash)
 * Caesar Clown
 * Kuzan

Before the Timeskip

 * Jewelry Bonney
 * Urouge
 * X Drake
 * Capone Bege
 * Going Merry
 * Nefertari Vivi
 * Monkey D. Dragon
 * Bartholomew Kuma
 * Sengoku
 * Monkey D. Garp
 * Pacifista
 * Lucci
 * Marco
 * Bon Kurei
 * Bepo
 * Arlong
 * Enel
 * Gekko Moriah
 * Oars
 * Chopperman
 * Gol D. Roger

After the Timeskip

 * Cavendish
 * Rebecca
 * Chinjao
 * Viola
 * Eustass Kid
 * Scratchmen Apoo
 * Basil Hawkins
 * Killer
 * Sugar
 * Baby 5
 * Buffalo
 * Gladius
 * Machvise
 * Lao G
 * Senor Pink
 * Shirahoshi
 * Keimi & Pappag
 * Koala
 * Charlotte Linlin
 * Tamago
 * Pekoms
 * Perona
 * Magellan
 * Caribou
 * Hody Jones
 * Monet
 * Thunder Soldier
 * Bellamy
 * Pica

Stages

 * Edward Newgate and Gol D. Roger (Roger and Whitebeard's Final Meeting place Stage)
 * Elizabello and Don Chinjao (Corrida Colosseum Stage)
 * Megalo (Fishman Island Stage)
 * Leo (Tontatta Kingdom Stage)
 * Jora (Thousand Sunny Stage)
 * Pica (Dressrosa Palace)

Skill Characters

 * Lucky Roo
 * Coby
 * Kuina
 * Morgan
 * Boodle
 * Kuro
 * Krieg
 * Wapol
 * Hiking Bear
 * Kureha
 * Doc Q
 * Wiper
 * Foxy
 * Iceburg
 * Kaku
 * Lola
 * Sentomaru
 * Nyon
 * Boa Marigold
 * Hannyabal
 * Jozu
 * King Neptune
 * Brownbeard
 * Ain

Items

 * Burn Bazooka
 * Little Dragon
 * Ucy
 * Brachio Tank V
 * Yellow Great Rhinoceros Beetle
 * Lassoo
 * Carue

Unlockable Content

 * Sabo as playable fighter.
 * Nintendo characters costumes for the Straw Hats Pirates :
 * Mario/Luigi costume for Luffy.
 * Link costume for Zoro.
 * Wii Fit Trainer costume for Nami.
 * Yoshi costume for Usopp.
 * Fox costume for Sanji.
 * Kirby costume for Chopper.
 * Samus costume for Robin.
 * Donkey Kong costume for Franky.
 * Marth costume for Brook.

Trivia

 * Roger and Whitebeard's Final Meeting place Stage resembles the same stage in One Piece: Gigant Battle! 2 New World.
 * This is the first video game to feature Akainu's post-timeskip appearance.
 * Strangely, in the opening, he appeared as before the timeskip.
 * This is the first video game to feature the Donquixote Family members.
 * After two games, Killer finally appeared in this series as a support character.
 * Sabo makes a debut as a playable character, both as "Lucy" then later his regular appearance as a secret character (but with the Mera-Mera No Mi mixed in his fighting style)