"Fairy Tail" Chapter 506 may bring Natsu and Gray together after seeing Makarov's lifeless body and making the ultimate sacrifice. If this happens, the two will finally team up and help the guild battle the rest of Alvarez' army. Moreover, a battle with Zeref is inevitable so the guild needs to fight as one to have a chance to win the battle.

The last episode of "Fairy Tail" shows Makarov casting the massive spell, Fairy Law, at the expense of his life. Meanwhile, Natsu and Gray are battling each other while the rest of the guild do their best to defeat Alvarez' army. At first, the guild seems to have the upper hand and defeating a lot of Zeref's army. However, Lady Eileen cast one of her powerful spells and made all the remaining soldiers stronger and fiercer. One by one, the mages of Fairy Tail starts to fall and this made Makarov decide that he needs to make the ultimate sacrifice or witness his guild defeated.

The upcoming chapter is expected to show the remaining guild members ready to avenge their guild leader's death including Natsu and Gray. With the two finally teaming up, it will surely put an end to Zeref's army and the Spriggan 12.

"Fairy Tail" started as a Japanese manga by Hiro Mashima and was published in the "Weekly Shonen Magazine" in 2006. Its anime adaptation begun and even had its own movie entitled "Fairy Tail the Movie: Phoenix Priestess" in 2013. It ranked as 15th best-selling manga in Japan in 2015. The story follows the life of Natsu Dragneel, a young wizard and a member of Fairy Tail guild, who is on a mission to find the dragon Igneel.

The release date for chapter 506 hasn't been released but its title is reported to be "Broken Bonds"