Credits and minigame
Defeat the boss and talk to the squid to receive an OctoValley stone. You can see the credits and access an extra paint minigame.
Unlockable appearances
Defeat the final boss in the campaign to unlock Hero Suit Replica and Octoling Suit replica in multiplayer mode. Each set of appearances includes hat, t -shirt and shoes.
Unlocking weapons
By killing a boss in each of the scenarios you receive a papyrus as a reward. Take the object to the weapons store to unlock 7 extra weapons. They have level requirements in the multiplayer.
Aerospray mg Octowhirl (Level 7)
Aerospray RG Octowhirl (Level 13)
Custom Splattershot JR. Octostomp (Level 2)
Dynamo Roller Octobot King (Level 15)
Gold Dynamo Roller Octobot King (Level 20)
Kelp Splat Charger Octonozzle (Level 4)
New Squiffer Octomaw (level 11)
Reference to Wii U
Out of Battle Dojo in Inkopolis, look out the window to see a Wii U with a Gamepad and a Gray Left Controller. To the right you will see the black version.
References to Mario and Zelda
On the Urchin UnderPass map you can find retro -style mosaics that refer to Mario and The Legend of Zelda, the two best known sagas of Nintendo.
Judd rewards
With update 2.0.0, players can now receive new Judd equipment when reaching certain levels after level 20.
Helmet armor replica Reach level 25 and talk to Judd in the square.
Armor Jacket replica Reach level 30 and talk to Judd in the square.