Monarch Wings

Function
Press JUMP while in the air to flap the wings.

Use these ethereal wings to sail above enemies and discover new paths.

Press JUMP while in the air to perform a double-jump. Refreshes when the player lands on the ground, takes damage, bounces off an enemy/object with their Nail, or clings to/jumps off a wall using Mantis Claw.

How to Acquire
Located in the Ancient Basin, just after the Broken Vessel boss fight.

Trivia
In the game files, this ability is referred to as "Emperor's Wings"