Hellfreak vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity
Hellfreak	Demonspawn	Spirit	Attack	Rare
Gravechill Killer	Undead Hordes	Magic	Attack	Rare

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Hellfreak	60	6	15195	1365	650	107	15	50	30	0
Gravechill Killer	60	6	13545 -1650	1233 -132	892 +242	96 -11	15	50	30	10 +10

Hellfreak	Vile Blades Formula: 1.6*ATK Attacks 1 enemy 2 times. Each hit has a 20% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Mind Games Formula: 5.3*ATK Attacks 1 enemy. Has a 50% chance of stealing all buffs from the target before attacking. Cooldown: 4	Worst Nightmare Swaps HP with an enemy, then grants an Extra Turn. Cooldown: 6
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%