Treefeller vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Treefeller	Orcs	Force	Attack	Rare	-
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Treefeller	60	6	13215	1277	870	95	15	57	30	0
Gravechill Killer	60	6	13545 +330	1233 -44	892 +22	96 +1	15	50 -7	30	10 +10

Treefeller	Pruning Limbs Formula: 3.6*ATK Attacks 1 enemy. Has a 35% chance of placing a 25% [Decrease ACC] debuff for 2 turns. Decrease ACC 25%	Chop Down Formula: 2.8*ATK Attacks 1 enemy 2 times. Each hit has a 50% chance of placing a 2.5% [Poison] debuff for 2 turns. Each hit also has a 50% chance to place a 15% [Decrease SPD] debuff for 2 turns. Cooldown: 3 Decrease SPD 15% Poison 2.5%	Blasting Powder Formula: 3.2*ATK Attacks 2 times at random. Each hit has a 70% chance of placing a [Bomb] debuff that detonates after 3 turns. Cooldown: 5 Bomb
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%