Dyana Gloompiercer vs Heartpiercer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Dyana Gloompiercer	Sylvan Watchers	Void	Attack	Epic	Attack 20% Place: All battles
Heartpiercer	Dark Elves	Force	Attack	Uncommon	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Dyana Gloompiercer	60	6	15525	1421	848	104	15	60	30	0
Heartpiercer	60	6	12555 -2970	1057 -364	859 +11	89 -15	15	50 -10	30	0

Dyana Gloompiercer	Firefly Hatchet Formula: 1.85*ATK Attacks 1 enemy 2 times. Each hit has a 25% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Moonlight Ambuscade Formula: -0.2 Teams up with 2 random allies to attack a single enemy. The allies joining the attack will use their default skills. If the target is under a [Decrease DEF] debuff, these attacks will ignore 20% of the target’s DEF. Cooldown: 5	Covert Blitz Formula: 3.75*ATK Attacks all enemies. Before attacking, places a 30% [Increase C. RATE] buff and a 30% [Increase C. DMG] buff on this Champion for 2 turns. If this attack kills an enemy, places a [Veil] buff on all allies for 1 turn. Cooldown: 4 Veil Increase C. DMG Increase C. RATE 30%	Gloompiercer [P] This Champion will ignore [Shield] and [Strengthen] buffs when attacking under an [Increase ATK], [Veil], or [Perfect Veil] buff.
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%	-	-