Cagebound vs Heartpiercer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Cagebound	Lizardmen	Void	Defence	Rare	-
Heartpiercer	Dark Elves	Force	Attack	Uncommon	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Cagebound	60	6	14700	793	1255	95	15	50	40	0
Heartpiercer	60	6	12555 -2145	1057 +264	859 -396	89 -6	15	50	30 -10	0

Cagebound	Twisted Spike Formula: 3.1*DEF Attacks 1 enemy. Places a [Shield] buff on this Champion for 1 turn equal to 10% of their MAX HP. Shield	Swordbreak Cage Formula: 3.3*DEF Attacks all enemies. Has a 75% chance of placing a 25% [Decrease ATK] debuff for 2 turns. Cooldown: 4 Decrease ATK 25%	Bound to Serve Places a 25% [Ally Protection] buff on all allies except this Champion for 2 turns. Also places a 15% [Continuous Heal] buff on this Champion for 1 turn. Cooldown: 5 Continuous Heal 15% Ally Protection 25%
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%	-