Heartpiercer vs Oathbound

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Heartpiercer	Dark Elves	Force	Attack	Uncommon	-
Oathbound	Banner Lords	Force	Defence	Epic	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Heartpiercer	60	6	12555	1057	859	89	15	50	30	0
Oathbound	60	6	18330 +5775	782 -275	1299 +440	95 +6	15	50	40 +10	0

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%	-
Oathbound	Shatter Formula: 1.5ATK+2.7DEF Attacks 1 enemy. Has a 20% chance of placing a [Freeze] debuff for 1 turn. Damage inflicted is proportional to DEF. Freeze	Subjugate Formula: 4DEF Formula: 0.2MAX_STAMINA Attacks all enemies. Has a 75% chance of placing a 50% [Decrease ATK] debuff on all enemies for 2 turns. Also has a 55% chance of decreasing each target's Turn Meter by 20%. Cooldown: 3 Decrease ATK 50%	Intimidate Formula: 1.65*DEF Attacks at random 4 times. Each attack has a 30% chance of placing a [Block Active Skills] debuff for 2 turns. The chance of the [Block Active Skills] debuff increases to 100% if the target is under a [Decrease ATK] debuff. Cooldown: 5 Block Cooldown Skills