Pain Keeper vs Melga Steelgirdle

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Pain Keeper	Dark Elves	Void	HP	Rare	HP 21% Place: Crypts
Melga Steelgirdle	Dwarves	Spirit	HP	Epic	HP 15% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Pain Keeper	60	6	19320	969	771	102	15	50	40	0
Melga Steelgirdle	60	6	20475 +1155	947 -22	991 +220	100 -2	15	50	45 +5	0

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
Melga Steelgirdle	Inspiring Violence Formula: 0.15*HP Attacks 1 enemy. Has a 50% chance of removing 1 random debuff from a random ally. Cannot remove a debuff from this Champion.	Sheer Grit Places a [Shield] buff on all allies equal to 20% of this Champion’s MAX HP for 2 turns. Also places a 15% [Continuous heal] buff on all allies for 2 turns. Cooldown: 4 Shield Continuous Heal 15%	Glorious Return Formula: 0.2TRG_HP Formula: 0.2MAX_STAMINA Revives 2 random allies with 20% HP and 20% Turn Meter. Also places a [Shield] buff on the revived allies for 2 turns equal to 30% of their MAX HP. Cooldown: 7 Shield