Jhoira is an ancient artificer and mage. She is hundreds of years old and virtually immortal due to several incidents involving time magic. She studied for many years under Urza Planeswalker She was the first captain of the skyship Weatherlight and worked with Teferi to close the time rifts during the events of Time Spiral. In today's story she is digging up the remains of the Weatherlight from under the sea. You can find further information Jhoira's history here: https://mtg.gamepedia.com/Jhoira

Jhoira is a major character in Magic lore and the Dominaria storyline. Should you be cast, you will be asked to reprise the role in future stories.