Signy of Highshield vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Signy of Highshield	Banner Lords	Magic	HP	Epic	-
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Signy of Highshield	60	6	20640	749	1178	97	15	50	45	0
Gravechill Killer	60	6	13545 -7095	1233 +484	892 -286	96 -1	15	50	30 -15	10 +10

Signy of Highshield	Platebreaker Formula: 0.12HP Formula: 0.2DEALT_DMG Attacks 1 enemy 2 times. Each hit has a 25% chance of placing a 50% [Decrease RES] debuff for 2 turns. Each hit also heals this Champion by 20% of the damage inflicted. Decrease RES	Highshield's Defiance Formula: 0.24*HP Attacks all enemies. Before attacking, has a 75% chance of removing 1 random debuff from all allies. After the attack, has a 75% chance of removing a random buff from all enemies. Cooldown: 4	Just Cause Places a 50% [Increase RES] buff and a 30% [Reflect Damage] buff on all allies for 2 turns. Cooldown: 6 Reflect Damage 30% Increase RES	Hero of the People [P] When this Champion is under a [Reflect Damage] buff and an enemy attempts to place a debuff, has a 20% chance to reflect the debuff back onto the attacker.
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%	-