Duchess Lilitu vs Preserver

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Duchess Lilitu	Demonspawn	Spirit	Support	Legendary	Speed 19% Place: All battles
Preserver	Banner Lords	Force	Defence	Rare	HP 17% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Duchess Lilitu	60	6	22470	793	1288	103	15	50	50	0
Preserver	60	6	16350 -6120	771 -22	1167 -121	102 -1	15	50	40 -10	0

Duchess Lilitu	Abyssal Invocation Formula: 1.7*DEF Attacks 1 enemy 2 times, then places a [Shield] buff equal to 10% of this Champion’s MAX HP for 2 turns on this Champion and the ally with the lowest HP. Shield	Shroud of Souls Places a [Block Debuffs] buff and a 50% [Increase ATK] buff on all allies for 2 turns. Places a [Perfect Veil] buff on all allies except this Champion for 2 turns. Cooldown: 5 Increase ATK 50% Block Debuffs Perfect Veil	Spectral Rebirth Formula: 0.7*TRG_HP Revives all dead allies with 70% HP. Places a [Veil] buff on all allies except this Champion for 1 turn. Places a 15% [Continuous Heal] buff on all allies for 2 turns. Cooldown: 6 Continuous Heal 15% Veil	Ethereal Ways [P] Formula: -0.15DMG_MULrelationProducerIsBoss+-0.25DMG_MUL!relationProducerIsBoss Decreases the damage taken by all allies from AoE attacks by 25% (15% from Bosses).
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	-