Haarken Greatblade vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Haarken Greatblade	Barbarians	Void	Attack	Epic	Attack 32% Place: Doom tower
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Haarken Greatblade	60	6	14865	1487	826	95	15	60	30	0
Gravechill Killer	60	6	13545 -1320	1233 -254	892 +66	96 +1	15	50 -10	30	10 +10

Haarken Greatblade	Blooded Steel Formula: 3.3ATK Formula: 3.3ATK Attacks 1 enemy. Places an extra hit if this attack is critical.	Fearsome Iron Slab Formula: 6.2*ATK Attacks 1 enemy. Has a 75% chance of placing a 25% [Weaken] debuff on the target for 2 turns before attacking. Cooldown: 4 Weaken 25%	Infectious Panic Formula: 5.5*ATK Attacks 1 enemy. Applies a [Debuff Spread] effect, taking 2 random debuffs from the target and placing them on all enemies. Also extends the duration of those debuffs by 2 turns. Will not extend the duration of debuffs on the initial target. Cooldown: 5
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%