Spirithost vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Spirithost	Dark Elves	Spirit	Support	Rare	Speed 10% Place: All battles
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Spirithost	60	6	15360	1046	958	103	15	50	30	0
Gravechill Killer	60	6	13545 -1815	1233 +187	892 -66	96 -7	15	50	30	10 +10

Spirithost	Reap Formula: 3.7ATK Formula: DEALT_DMG0.5 Attacks 1 enemy. Heals by 50% of the damage inflicted.	Strengthen Places a 50% [Increase ATK] buff on all allies for 2 turns. Cooldown: 4 Increase ATK 50%	Dark Gift Removes all debuffs on all allies. Places a [Block Debuffs] buff on all allies for 1 turn. Cooldown: 6 Block Debuffs
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%