Bulwark vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Bulwark	Dwarves	Void	Defence	Rare	Defence 17% Place: All battles
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Bulwark	60	6	13875	837	1266	97	15	50	45	10
Gravechill Killer	60	6	13545 -330	1233 +396	892 -374	96 -1	15	50	30 -15	10

Bulwark	Hefty Flail Formula: 1.5*DEF Attacks 1 enemy 2 times. Each hit has a 15% chance of placing a 15% [Weaken] debuff for 2 turns. Weaken 15%	Meteoric Ignition Formula: 5.5*DEF Attacks 1 enemy. Has a 75% chance of placing a [HP Burn] debuff for 2 turns. Cooldown: 4 HP Burn	Punishing Defenses [P] When attacked, has a 30% chance of extending the duration of all debuffs on the attacker by 1 turn.
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%