Urticata vs Heartpiercer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Urticata	Demonspawn	Spirit	Attack	Epic	Speed 15% Place: All battles
Heartpiercer	Dark Elves	Force	Attack	Uncommon	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Urticata	60	6	12555	1409	1057	97	15	50	30	15
Heartpiercer	60	6	12555	1057 -352	859 -198	89 -8	15	50	30	0 -15

Urticata	Mephitic Spines Formula: 1.6*ATK Attacks 1 enemy 2 times. Each hit has a 30% chance of increasing the duration of 2 [Poison] debuffs by 1 turn.	Poison Agonist Formula: 1.8*ATK Attacks 1 enemy 3 times. Each hit has a 30% chance of placing a 25% [Poison Sensitivity] debuff for 2 turns. Cooldown: 3 Poison Sensitivity	Wretched Nexus Formula: 1.7*ATK Attacks 4 times at random. Each hit has a 50% chance of placing a [Hex] debuff for 2 turns. Cooldown: 4 Hex	Blood Borne [P] Whenever either this Champion or an ally lands a critical hit on an enemy under a [Hex] debuff, has a 10% chance of placing a 5% [Poison] debuff on the enemy for 1 turn. Poison 5%
Heartpiercer	Perforate Formula: 4.6*ATK Attacks 1 enemy.	Sight In Formula: 7.6*ATK Attacks 1 enemy. If the hit is critical, places a 25% [Increase ATK] buff on this Champion for 2 turns. Cooldown: 4 Increase ATK 25%	-	-