Preserver vs Madame Serris

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Preserver	Banner Lords	Force	Defence	Rare	HP 17% Place: All battles
Madame Serris	Dark Elves	Void	Support	Epic	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Preserver	60	6	16350	771	1167	102	15	50	40	0
Madame Serris	60	6	19650 +3300	826 +55	1167	100 -2	15	50	30 -10	15 +15

Preserver	Exhausting Assault Formula: 5.5*ATK Attacks 1 enemy 2 times. Has a 15% chance of placing a 30% [Decrease SPD] debuff for 2 turns. Decrease SPD 30%	Recuperate Places a 7.5% [Continuous Heal] buff and a [Shield] buff on this Champion for 2 turns. The value of the [Shield] is proportional to this Champion's MAX HP. Cooldown: 4 Shield Continuous Heal 7.5%	Ice Blow Formula: 6.7*ATK Attacks 1 enemy. Has a 75% chance of placing a [Freeze] debuff for 1 turn. Cooldown: 5 Freeze	-
Madame Serris	Panic Spread Formula: 4.2*ATK Attacks 1 enemy. Has a 20% chance of placing a [Fear] debuff for 1 turn. This chance increases to 30% if the target is under 1 debuff. This chance increases to 45% if the target is under 2 or more debuffs. Fear	Tricks and Treats Formula: 4.3*ATK Attacks all enemies. Has a 40% chance of stealing 1 random buff from each target. Places a [Block debuffs] buff on all allies for 2 turns if any buff is stolen. Places a [True Fear] debuff for 1 turn on enemies who have buffs stolen. Cooldown: 4 Block Debuffs True Fear	Midnight Ritual Removes all buffs from enemies. Places a 50% [Decrease ATK] debuff and a 60% [Decrease DEF] debuff on all enemies for 2 turns. Cooldown: 6 Decrease DEF 60% Decrease ATK 50%	Witch's Grace [P] Places a [Shield] buff on this Champion equal to 10% of their MAX HP at the start of each turn. When attacked while under a [Shield] buff, has a 35% chance of placing a [Fear] debuff on the attacker for 1 turn. Shield Fear