Pain Keeper vs Fireblade

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Pain Keeper	Dark Elves	Void	HP	Rare	HP 21% Place: Crypts
Fireblade	Banner Lords	Spirit	Attack	Uncommon	-

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
Fireblade	60	6	10080 -9240	1178 +209	903 +132	95 -7	15	50	30 -10	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
Fireblade	Burning Spear Formula: 100+3.1*ATK Attacks 1 enemy. Places a 25% [Decrease ATK] debuff for 2 turns if this attack is critical. Decrease ATK 25%	Path of Flame Formula: 2.3*ATK Attacks 1 enemy 3 times. Each hit has a 30% chance of placing a 2.5% [Poison] debuff for 2 turns. Cooldown: 4 Poison 2.5%	-