Guardian vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Guardian	Knight Revenant	Spirit	HP	Rare	HP 27% Place: Dungeons
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Guardian	60	6	19155	826	925	96	15	50	40	0
Gravechill Killer	60	6	13545 -5610	1233 +407	892 -33	96	15	50	30 -10	10 +10

Guardian	Chop Formula: 4.8*ATK Attacks 1 enemy. Has a 50% chance of decreasing the duration of all buffs on the target by 2 turns.	Thunderclap Formula: ATK+0.03*HP Attacks 4 times at random. Each hit has a 30% chance of applying a [Block Buffs] debuff for 2 turns. Cooldown: 5 Block Buffs	Prayer Places a [Block Debuffs] buff and a [Counterattack] buff on this Champion for 2 turns. Also places a 15% [Continuous Heal] buff on this Champion for 2 turns. Cooldown: 5 Counterattack Block Debuffs Continuous Heal 15%
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%