Hael was an angel that was cast out of Heaven by Metatron's spell. Since her fall and because of the loss of her wings, she no longer considered herself an angel. She made contact with Castiel, who was attempting to establish communication with the Winchesters.
Powers and Stats
Tier: Likely High 7-C or Low 7-B
Age: At least Millions of Years Old
Powers and Abilities: Superhuman Physical Characteristics, Matter Manipulation (Cellular level), Energy Manipulation, Telekinesis, Pyrokinesis, Photokinesis, Smiting, Astral Projection/Dream Walking, Immortality (Types 1 and 3), Regeneration (Mid-High), Invisibility, Telepathy, Teleportation, Healing, Resurrection, Soul Manipulation, Chronokinesis, Terrakinesis, Immunity to Time Stopping, and Soul Manipulation as she doesn't have one, Time Paradox Immunity (Angels are immune to the effects of rewrites in the timelines)
Lifting Strength: Class 5
Striking Strength: Room Class
Durability: At least Building level+, possibly Large Town level or Small City level in Host (Regeneration and her nature as a Non-Corporeal being in True Form makes her very hard to kill)
Range: Town level for Most Abilities, Universal for Teleportation
Standard Equipment: None notable
Intelligence: Very High due to Age and nature as an Angel
Weaknesses: Angel Blades, Holy Fire, Weak Vessels
Note: This profile covers Hael at her peak, not her weakened state after falling from heaven and possessing a weak vessel.