Rearguard Sergeant vs Ruella

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Rearguard Sergeant	Dwarves	Force	Defence	Epic	HP 33% Place: All battles Element: Force
Ruella	Sylvan Watchers	Spirit	Attack	Epic	Accuracy 40 Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Rearguard Sergeant	60	6	18495	859	1211	97	15	50	75	0
Ruella	60	6	15855 -2640	1376 +517	870 -341	112 +15	15	50	30 -45	0

Rearguard Sergeant	Crushing Impact Formula: 4*DEF Attacks 1 enemy. Has a 40% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Flail Master Formula: 3.6DEF Formula: 0.25DEALT_DMG Attacks all enemies. Has a 50% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Heals this Champion by 25% of the damage inflicted. Cooldown: 4 Decrease ATK 50%	Fend Them Off Places a 50% [Ally Protection] buff and a 15% [Continuous Heal] buff on all allies except this Champion for 2 turns. Cooldown: 5 Continuous Heal 15% Ally Protection 50%
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%