By A Mystery Man Writer
Midnight Blue is a Keychain for Sora's Keyblade in Kingdom Hearts III.  This keyblade is exclusively available to those who pre-ordered the game
Kingdom Hearts 3 Walkthrough (Part 44) - The Caribbean Ship Battle
Keyblade - Kingdom Hearts 3 Guide - IGN
Kingdom Hearts 3 Spoilers FAQ: All Your Questions Answered
25 Things That Make No Sense About Kingdom Hearts 3
Story - Kingdom Hearts 3 Guide - IGN
How to Play the Kingdom Hearts Games in Order - IGN
oyster.ignimgs.com/mediawiki/apis./kingdom
Mini Games Guide - Kingdom Hearts 3 Guide - IGN
Kingdom Hearts 3' Preorder Guide: Get Midnight Blue & Dawn Till Dusk Keyblades
KINGDOM HEARTS III 〈Midnight Blue〉 Keyblade (Chinese/Korean Ver.) (English/Chinese/Korean Ver.)