Warpriest vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Warpriest	The Sacred Order	Spirit	Support	Rare	-
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Warpriest	60	6	18165	683	1134	97	15	50	30	0
Gravechill Killer	60	6	13545 -4620	1233 +550	892 -242	96 -1	15	50	30	10 +10

Warpriest	Admonish Formula: 5.5*ATK Attacks 1 enemy. Has a 15% chance of placing a [Freeze] debuff for 1 turn. Freeze	Divine Light Formula: 0.2TRG_HP Formula: 0.1TRG_HP Heals a target ally by 20% of their MAX HP. Heals all allies except the target by 10% of the target's MAX HP. Cooldown: 4	Bless Weapons Places a 25% [Increase ATK] buff on all allies for 2 turns. Cooldown: 5 Increase ATK 25%
Gravechill Killer	Freezing Toxin Formula: 3.9*ATK Attacks 1 enemy. Has a 40% chance of placing a 5% [Poison] debuff for 1 turn. Poison 5%	Blood Chill Formula: 6.8*ATK Attacks 1 enemy. Has a 75% chance of placing a 30% [Decrease DEF] debuff for 2 turns. Has a 75% chance of placing a 60% [Decrease DEF] debuff instead if the target is under a [Poison] debuff. Cooldown: 4 Decrease DEF 60% Decrease DEF 30%	Icy Veins Formula: 2.65*ATK Attacks 1 enemy 2 times.Each hit places a 2.5% [Poison] debuff for 2 turns. Places a 5% [Poison] debuff instead if the target is under a [Poison Sensitivity] debuff. Cooldown: 5 Poison 2.5% Poison 5%