Ghostborn vs Pain Keeper

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Ghostborn	Dark Elves	Spirit	Support	Legendary	Accuracy 65 Place: Crypts
Pain Keeper	Dark Elves	Void	HP	Rare	HP 21% Place: Crypts

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Ghostborn	60	6	18825	1211	1112	101	15	50	40	0
Pain Keeper	60	6	19320 +495	969 -242	771 -341	102 +1	15	50	40	0

Ghostborn	Energy Bolt Formula: 4.5*ATK Attacks 1 enemy. Has a 50% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Petrify Formula: ATK*(2+SPD/100) Attacks all enemies. Has a 75% chance of placing a 100% [Heal Reduction] debuff for 2 turns. Cooldown: 4 Heal Reduction 100%	Ancestral Spirits Formula: 3.8*ATK Attacks all enemies. Has a 75% chance of placing a 60% [Decrease DEF] debuff for 2 turns. This debuff cannot be resisted. Places a 50% [Increase ATK] buff on all allies for 2 turns. Cooldown: 5 Increase ATK 50% Decrease DEF 60%
Pain Keeper	Unflagging Advance Formula: DEF+ATK Formula: 0.1*MAX_STAMINA Attacks 1 enemy 2 times. Fills this Champion's Turn Meter by 10%.	Spectacular Sweep Formula: 0.12HP+2ATK Formula: 0.15*HP Attacks all enemies, then heals all allies by 15% of this Champion's MAX HP. Cooldown: 5	Combat Tactics Decreases the cooldowns of all ally skills by 1 turn. This skill can have its cooldown reduced by other skills that reduce cooldowns by 1 turn. Cooldown: 7