Tethu

Tethu (as male) or Tethi (as female) is the main protagonist in the Ever Oasis video game.

Ever Oasis
Tethu was first seen helping his brother in his Oasis until a Black Dragon came and destroyed it. He was then sent to a small pond where he met up with Esna and a Sarab, where the two created an Oasis due to thier powers. Both Tethu and Esna later saw that they had thier first visitor and so went to help her set up shop.

Super Smash Bros. Ultimate: World of Light
Tethu is one of the Spirits in Super Smash Bros. Ultimate: World or Light, where he possessed a Young Link and after he was defeated he would help the player in gathering the other Spirits.

Powers and Abilities
Combat: Tethu had the abilitie to fight with a sword, wizard's wond and a boomerang. He also has the ability to inspire the rest of his team.

Aerokinesis: Tethu has shown to have Aerokinesis, where he can creat a small tornado, it grew larger in size after finding three gems.

SSBUWoL Spirit: Tethu, as a Smash Bros. spirit can help the fighters in their battles.

Trivia

 * Tethu has shown similarities with Emmett Graves, as they share a similer story.