Preserver vs Rector Drath

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Preserver	Banner Lords	Force	Defence	Rare	HP 17% Place: All battles
Rector Drath	Knight Revenant	Force	Support	Epic	Resist 55 Place: Doom tower

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Preserver	60	6	16350	771	1167	102	15	50	40	0
Rector Drath	60	6	17010 +660	1035 +264	1134 -33	109 +7	15	50	30 -10	0

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	-
Rector Drath	Scepter of Authority Formula: 4*ATK Attacks 1 enemy. Has a 35% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Decrease ATK 50%	Necro Mutation Formula: 0.2*HP Heals all allies by 20% of this Champion's MAX HP. After healing, places a [Perfect Veil] buff for 2 turns on all allies with full HP. Places a 15% [Continuous Heal] buff for 1 turn instead on all allies with less than 100% HP. Cooldown: 5 Continuous Heal 15% Perfect Veil	Spirit Form Formula: 0.6TRG_HP Formula: 0.6MAX_STAMINA Revives a single ally with 60% HP and fills their Turn Meter by 60%. Places a [Perfect Veil] buff on them for 3 turns. Cooldown: 6 Perfect Veil	Master of Ghosts [P] Formula: 0.1*TRG_HP Formula: 50 Whenever an ally under a [Veil] or [Perfect Veil] buff gets a turn, heals them by 10% of their MAX HP. Also increases the RES of allies under [Veil] or [Perfect Veil] buffs by 50. [Will only increase RES once per ally if there are multiple Rectors on the team.]