Aileen

My aileen is not bis, but it is very close, I used this equipments:

Artisan: ATK 135, Earth
Aigaion Arm: ATK 145 100% LB fill
Black Cowl: ATK 28 DEF 25 SPR 25, 100% Sleep Resist
Grand Armor: DEF 72 SPR 28 15% HP
Champion's Belt: ATK 30 DEF 30 20% ATK/DEF w/ Fist
Champion's Belt: ATK 30 DEF 30 20% ATK/DEF w/ Fist
Adventurer V: 40% ATK/DEF/MAG/SPR
Dual Wield: DualWield
Sworn Six's Pride - Wind: 50% ATK w/ Spear
Martial Arts Mastery: 50% ATK w/ Fist
Atk 1074 before enchancement
Atk 1169 After enhancement

Enhancements made:
Analysis: Increase ATK (30%) Increase physical damage against mechanical and stone monsters (50%)
Analysis 2: Increase HP (20%) and ATK (30%) Increase physical damage against mechanical and stone monsters (75%) Increase ATK (50%) when equipped with a spear
Piledriver: Physical damage (2x) with ignore DEF (50%) to one enemy Decrease earth resistance (50%) for 3 turns to one enemy 5 hits.
Piledriver 2: Physical damage (2.5x) with ignore DEF (50%) to one enemy Decrease earth resistance (75%) for 3 turns to one enemy 7 hits(here is the real enhancement, the hits, making a little bit more easy to chain with a dupe).

test in dummy: using pile drive she did 821.428 damage before and 1.570.350 after the enhancement, a increase of ~91% more damage.

here is the video showing the damage in the dummy: https://youtu.be/P0YSOuCoHTM

Enhancements test I did before
Rem: https://youtu.be/rhjVTlOfzCw