Renouncer vs Fireblade

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Renouncer	The Sacred Order	Force	Attack	Rare	-
Fireblade	Banner Lords	Spirit	Attack	Uncommon	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Renouncer	60	6	12885	1255	914	97	15	57	30	0
Fireblade	60	6	10080 -2805	1178 -77	903 -11	95 -2	15	50 -7	30	0

Renouncer	Redoubled Effort Formula: 1.85*ATK Attacks 1 enemy 2 times.	Shining Sword Formula: 5.58ATK Formula: 0.25DEALT_DMG Removes one random debuff from this Champion, then attacks 1 enemy. Heals this Champion by 25% of the damage inflicted. Cooldown: 4	Battlefield Grace Formula: 6*ATK Attacks 1 enemy. Places a 15% [Increase SPD] buff on all allies for 2 turns if this attack kills an enemy. Cooldown: 5 Increase SPD 15%
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%	-