Dark Athel vs Ruella

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Dark Athel	Undead Hordes	Magic	Attack	Epic	Attack 20% Place: All battles
Ruella	Sylvan Watchers	Spirit	Attack	Epic	Accuracy 40 Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Dark Athel	60	6	13710	1465	925	100	15	57	30	0
Ruella	60	6	15855 +2145	1376 -89	870 -55	112 +12	15	50 -7	30	0

Dark Athel	Profane Glaive Formula: 1.6*ATK Attacks 1 enemy 2 times. Has a 40% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Blades of Blood Formula: 3.6*ATK Attacks all enemies. Has a 50% chance of placing a 30% [Decrease SPD] debuff for 2 turns. Cooldown: 5 Decrease SPD 30%	Harvest of Despair Formula: 3.65ATK Formula: 0.5TRG_HP Attacks all enemies. Places a 30% [Increase SPD] buff on this Champion for 3 turns if this attack kills 4 or more enemies. Heals this Champion by 50% of their MAX HP if this attack kills 6 or more enemies. Grants an Extra Turn if this attack kills 10 or more enemies. Cooldown: 5 Increase SPD 30%
Ruella	Harassment Volley Formula: 1.5ATK Formula: 0.05MAX_STAMINA Formula: -CHANGED_STAMINA_AMOUNT Attacks 1 enemy 3 times. Each critical hit has an 80% chance of stealing 5% of the target’s Turn Meter.	No Respite Formula: 2.3*ATK Attacks 1 enemy 3 times. Each hit has a 50% chance of placing a 60% [Decrease DEF] debuff, a 25% [Weaken] debuff and a 30% [Decrease SPD] debuff for 2 turns. Cooldown: 4 Weaken 25% Decrease SPD 30% Decrease DEF 60%	Timed Offensive Formula: 0.2*MAX_STAMINA Fills the Turn Meters of all allies by 20% and places a 30% [Increase C. RATE] buff on all allies for 2 turns. Cooldown: 6 Increase C. RATE 30%