Gravechill Killer vs Diabolist

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-
Diabolist	Demonspawn	Magic	Support	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Gravechill Killer	60	6	13545	1233	892	96	15	50	30	10
Diabolist	60	6	18660 +5115	1002 -231	782 -110	110 +14	15	50	30	0 -10

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%
Diabolist	Torment Formula: 4*ATK Attacks 1 enemy. Has a 10% chance of placing a [Sleep] debuff for 1 turn. Sleep	Electric Storm Formula: 3.6*ATK Attacks all enemies. Places a 30% [Increase SPD] buff on all allies for 2 turns. Cooldown: 4 Increase SPD 30%	Positive Charge Formula: 0.15MAX_STAMINA Formula: 0.15MAX_STAMINA Fills the Turn Meter of all allies by 15%. Decreases the Turn Meter of all enemies by 15%. Cooldown: 6