Superhuman Physical Characteristics,
Non-Physical Interaction (Can harm incorporeal things with Gallia, as it has similar properties to the Izayoi),
Weapon Mastery,
Martial Artist,
Stealth Mastery,
Ars Magus User,
Power Mimicry,
Explosion Manipulation,
Enhanced Senses (Her Grimoire is able to mimic any Grimoire, even Azure Grimoire. Heard Kagura across several rooms, was even able to see Platinum),
Pain Manipulation (Meifang, who doesn't have sense of pain, felt pain by Mai's strikes),
Illusion Creation (Meifang saw Imperator during her fight against Mai),
Telepathy (
Able to know people's thought by tasting them), Limited
Biological Manipulation (
Her Grimoire turned her into a woman),
Forcefield Creation (
Anyone who learned at NOL are able to create barriers),
Information Analysis (
By tasting, she can know what the object is and what is its purposes),
Perception Manipulation (Scaling from Ragna who can disable perception by just existing),
Statistics Amplification (Able to increase her senses with her Grimoire),
Fusionism (
Fused with No Name),
Power Nullification (
Nullified Cipher's barrier),
Regeneration (Low-Mid; Has an Azure inside her, which enabled Ragna to heal a clean hole through his chest. Able to regenerate her heart),
Soul Manipulation,
Healing and
Regeneration Negation (up to High-Godly;
People with Azure can damage the soul, negating any form of recovery, even when the reality is warped by multiversal entity, is also able to utilize Ars Magus, weapons that are capable of killing the Black Beast, a creature that has the ability of Self-Observation, which is what Terumi used to regenerate from Hakumen's Time Killer), likely
Immortality Negation (Type 1, 2, 3, 4, 5, 6, 7, 8 and 9; has the power of the Azure within her, which is capable of killing beings with these types of immortality),
Shockwave Generation (Capable of blowing people away by bursting)
all previous abilities minus the Azure powers, plus
Dimensional Storage (Has her own dimension as a storage of various items),
Death Manipulation,
Homing Attack (
Gallia has the power of the Immortal Breaker, and it can home at enemies),
Energy Projection (Gallia is shown to be able to project energy),
Soul Manipulation,
Healing and
Regeneration Negation (up to High-Godly; Mai wields a Legacy Weapon,
which is stated numerous times to be similar to a Nox Nyctores, weapons that are capable of damaging the soul beyond recovery of the gods of the verse, and is capable of killing beings like the Black Beast),
Instinctive Reaction (
Nox Nyctores and Legacy Weapons fights, moves and warns the user on their own without any consent)
Immortality Negation (1, 2, 3, 4, 5, 7, and 8; Mai's weapon has the Immortal Breaker, which has the capability of killing beings with these immortality)