Altan vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Altan	Barbarians	Magic	Defence	Legendary	Defence 33% Place: All battles
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Altan	60	6	20145	837	1398	102	15	57	50	0
Gravechill Killer	60	6	13545 -6600	1233 +396	892 -506	96 -6	15	50 -7	30 -20	10 +10

Altan	Searing Blow Formula: 3.3*DEF Attacks 1 enemy. Has a 60% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Decrease ATK 50%	Wall of Flame Formula: 5.6*DEF Attacks 1 enemy. Places a 60% [Increase DEF] buff on all allies for 2 turns. Places a [Shield] buff on all allies for 2 turns equal to 20% of their MAX HP if this attack kills an enemy. Cooldown: 4 Shield Increase DEF 60%	Fiery Rebirth [P] Formula: 0.3*TRG_HP Revives a random ally with 30% HP every time this Champion kills an enemy. Resets the cooldowns on this Champion's Skills if this Champion kills an enemy and all allies are alive.
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%