Akemtum vs Pain Keeper

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Akemtum	Skinwalkers	Void	Attack	Epic	Speed 18% Place: All battles
Pain Keeper	Dark Elves	Void	HP	Rare	HP 21% Place: Crypts

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Akemtum	60	6	16020	1354	881	98	15	50	30	15
Pain Keeper	60	6	19320 +3300	969 -385	771 -110	102 +4	15	50	40 +10	0 -15

Akemtum	Noxious Claws Formula: 1.1*ATK Attacks 1 enemy 3 times. Each hit has a 40% chance of placing a 5% [Poison] debuff for 2 turns. If the target is under a [Hex] debuff, each hit also has a 40% chance of applying a [Debuff Spread] effect, taking 1 random debuff from the target and placing it on all enemies. Poison 5%	Immortal Malison Formula: 1*ATK Attacks all enemies 3 times. Each hit has a 60% chance of increasing the duration of any [Hex] debuffs on enemies by 1 turn. If enemies are not under a [Hex] debuff, each hit has a 60% chance of placing a [Hex] debuff for 2 turns. Cooldown: 5 Hex	Hex Blood [P] Formula: DEALT_DMG Has an 80% chance of inflicting damage from one [Poison] debuff to enemies under a [Hex] debuff whenever their allies receive damage from [Poison] debuffs.
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