Keeyra the Watcher vs Heartpiercer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Keeyra the Watcher	Dwarves	Spirit	Defence	Legendary	-
Heartpiercer	Dark Elves	Force	Attack	Uncommon	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Keeyra the Watcher	60	6	19485	870	1409	104	15	50	50	0
Heartpiercer	60	6	12555 -6930	1057 +187	859 -550	89 -15	15	50	30 -20	0

Keeyra the Watcher	Falling Star Crush Formula: 3.6*DEF Attacks 1 enemy. Has a 50% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Decrease ATK 50%	Smashing Spree Formula: 3.8*DEF Attacks all enemies. Has a 75% chance of decreasing the duration of all enemy buffs by 1 turn. Also has a 75% chance of placing a 50% [Decrease ACC] debuff for 2 turns. Cooldown: 4 Decrease ACC 50%	Coordinated Defense Places a 50% [Ally Protection] buff on all allies except this Champion for 2 turns. Also places a 60% [Increase DEF] buff on all allies for 2 turns. Cooldown: 5 Ally Protection 50% Increase DEF 60%	Besieger's Bane [P] Whenever an ally is attacked while under an [Ally Protection] buff, places a 50% [Decrease ATK] debuff on the attacker for 1 turn. Decrease ATK 50%
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%	-	-