Corpse Collector vs Madame Serris

Overall comparison

HERO	Fraction	Element	Type	Rarity
Corpse Collector	Undead Hordes	Force	Support	Epic
Madame Serris	Dark Elves	Void	Support	Epic

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Corpse Collector	60	6	17175	1167	991	106	15	50	30	0
Madame Serris	60	6	19650 +2475	826 -341	1167 +176	100 -6	15	50	30	15 +15

Skills comparison

Corpse Collector	Insidious Parasite Formula: 3.6*ATK Attacks 1 enemy. Has a 40% chance of placing a [Leech] debuff for 2 turns. Leech	Hailfire Formula: 2.5*ATK Attacks all enemies. Has a 75% chance of placing a 100% [Heal Reduction] debuff and a 50% [Decrease ACC] debuff on all enemies for 2 turns. Cooldown: 4 Decrease ACC 50% Heal Reduction 100%	Noxious Escape Formula: 1.65*ATK Attacks 3 times at random. Each hit has a 75% chance of placing a 5% [Poison] debuff for 2 turns. Places a [Veil] buff on this Champion for 1 turn. Cooldown: 5 Veil Poison 5%	-
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