Here is an overview of the game, via its Steam page:
You are Nevoa, an enigmatic child of Fate returning at long last to Earth, in this explor-action platformer from the creators of Celeste. Earthblade‘s lush pixel art world offers seamless exploration, challenging combat, and countless mysteries to pick apart. Travel the remnants of a ruined world, encounter denizens both friend and foe, and piece together the Earth’s fractured history.
Watch the trailer below. View the screenshots at the gallery.