Corpse Collector vs Thylessia

Overall comparison

HERO	Fraction	Element	Type	Rarity
Corpse Collector	Undead Hordes	Force	Support	Epic
Thylessia	Knight Revenant	Force	Attack	Epic

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
Thylessia	60	6	12720 -4455	1454 +287	1002 +11	97 -9	15	60 +10	30	0

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%	-
Thylessia	Weft of Madness Formula: 3.5*ATK Attacks 1 enemy. Has a 50% chance of applying a [Debuff Spread] effect, taking 1 random debuff from the target and placing it on all enemies under [Hex] debuffs.	Shrieking Voices Formula: 3.7*ATK Attacks all enemies. Increases the duration of all debuffs on all enemies by 1 turn. Cooldown: 3	Melancholia Formula: 3.7*ATK Attacks all enemies. Places a 60% [Decrease DEF] debuff for 2 turns. Cooldown: 4 Decrease DEF 60%	Feast of Woe [P] When attacking enemies under [Decrease DEF] debuffs, has a 50% chance of placing a [Hex] debuff on them for 2 turns. Hex