Gnarlhorn vs Pain Keeper

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Gnarlhorn	Skinwalkers	Spirit	HP	Rare	Defence 27% Place: Dungeons
Pain Keeper	Dark Elves	Void	HP	Rare	HP 21% Place: Crypts

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Gnarlhorn	60	6	17010	958	936	96	15	50	45	0
Pain Keeper	60	6	19320 +2310	969 +11	771 -165	102 +6	15	50	40 -5	0

Gnarlhorn	Ram Formula: ATK(2.5+3(1-HP_PERC)) Attacks 1 enemy. Damage increases according to how much HP this Champion has lost. This attack cannot be a strong, critical, or weak hit.	War Drum Places a [Provoke] debuff on all enemies for 1 turn. Places a 30% [Increase DEF] buff on this Champion for 2 turns. Cooldown: 4 Provoke Increase DEF 30%	Determined Places an [Unkillable] buff on this Champion for 2 turns. Cooldown: 5 Unkillable
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