He looked at the piece of paper in his hand. He had read it five times, and a certain level of rememberence came over him. He remembered all the skills he used to have, and about how he had lost them since a long, long time ago. That wasn't what made him sad, though. The thought of him becoming a ninja once again brought back Laxus, who he had sleepless nights over anyway. Now the Raikage was dragging him out of tertirement? It's as if he weren't 50 years old. They had the son of Laxus, wasn't that enough? Apparently not, as the letter in his hand dictated. He had to do something about this, but wasn't entirely sure what?
Perhaps, he should start by remembering how to use chakra natures. That's what he needed to do first.
He shortly after went to the training area and decided to start with earth.
He started with trying to shove his chakra into the ground, which sort of worked, but he'd need to work on actually perfecting it. He used to have it down, but it's been an awful long time since.
1/3 to learn how to use earth chakra nature.