Mystic Hand vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Mystic Hand	Dark Elves	Force	Support	Rare	HP 25% Place: Dungeons
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Mystic Hand	60	6	16515	804	1123	88	15	50	30	10
Gravechill Killer	60	6	13545 -2970	1233 +429	892 -231	96 +8	15	50	30	10

Mystic Hand	Tainted Blade Formula: 2.9*ATK Attacks 1 enemy. Has a 30% chance of placing a [Block Buffs] debuff for 2 turns. Block Buffs	Turn the Tide Formula: 3.9*ATK Attacks 1 enemy. Steals 2 random buffs from the target. Cooldown: 3	Soul Link Formula: TRG_HP*0.25 Heals the ally with the lowest HP by 25%, then equalizes the HP levels of all allies. 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%