Pain Keeper vs Myrmidon

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Pain Keeper	Dark Elves	Void	HP	Rare	HP 21% Place: Crypts
Myrmidon	Banner Lords	Magic	Defence	Rare	Defence 20% Place: Dungeons

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
Myrmidon	60	6	15030 -4290	804 -165	1222 +451	99 -3	15	50	30 -10	10 +10

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
Myrmidon	Bone Splitter Formula: 3.1*DEF Attacks 1 enemy. Has a 20% chance of placing a [Provoke] debuff for 1 turn if the target has higher MAX HP than this Champion. Provoke	Disarm Sweep Formula: 3.8*DEF Attacks all enemies. Has a 60% chance of placing a 25% [Decrease ATK] debuff for 2 turns. Cooldown: 4 Decrease ATK 25%	In Their Midst Places a 50% [Ally Protection] buff on all allies for 2 turns. Places a 15% [Continuous Heal] buff on this Champion for 2 turns. Cooldown: 6 Continuous Heal 15% Ally Protection 50%