Natsu vs. Zeref
Wizard guilds all across Fiore join Fairy Tail in the battle against Zeref's armies. Meanwhile, Natsu and Happy speed off to the west to defeat Zeref once and for all.
Aired 03/02/2019EP 17 - Natsu vs. Zeref

2018
Fairy Tail Final Season
Fairy Tail has been disbanded. A year later, Lucy comes into contact with Natsu and Happy. The three of them try to find the other former members' whereabouts to reconstruct the guild as they seek the real reason behind the guild's disbandment.
(Source: Anime News Network)