Eviscerator vs Ruella

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Eviscerator	Dark Elves	Void	Attack	Rare	Crit rate 16% Place: Arena
Ruella	Sylvan Watchers	Spirit	Attack	Epic	Accuracy 40 Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Eviscerator	60	6	12060	1409	815	95	15	57	30	0
Ruella	60	6	15855 +3795	1376 -33	870 +55	112 +17	15	50 -7	30	0

Eviscerator	Bleed Dry Formula: ATK*1.5 Attacks 1 enemy 2 times. Has an extra 15% chance of inflicting a critical hit. Has a 50% chance of placing a 2.5% [Poison] debuff for 2 turns If this attack is critical. Poison 2.5%	Lethal Confusion Formula: ATK*3.5 Attacks all enemies. Has a 50% chance of placing a 30% [Decrease DEF] debuff for 2 turns. Cooldown: 4 Decrease DEF 30%	Suppression [P] Attacks an enemy Champion with the default Skill whenever they are healed or receive a Buff. Attacks one random enemy if multiple enemies are healed or receive a Buff at the same time. Cooldown: 1
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%