Ultimate Deathknight vs Polara Fireheart

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Ultimate Deathknight	Undead Hordes	Force	Defence	Legendary	Defence 30% Place: All battles
Polara Fireheart	The Sacred Order	Force	Attack	Mythical	Attack 40% Place: Arena

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Ultimate Deathknight	60	6	20640	782	1421	97	15	50	40	20
Polara Fireheart	60	6	15195 -5445	1509 +727	1332 -89	104 +7	15	63 +13	30 -10	0 -20

Skills comparison

Ultimate Deathknight	Heckler of Legends Formula: 3.5*DEF Attacks 1 enemy. Has a 30% chance of placing a [Provoke] debuff for 1 turn. The chance increases to 55% against Legendary Champions. Provoke	Rats Off To Ya Formula: 4*DEF Attacks all enemies. Has an 80% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Also has an 80% chance of placing a [Fear] debuff for 1 turn on each Legendary Champion. Cooldown: 4 Fear Decrease ATK 50%	Get Comfy Everyone Places a [Shield] buff and a 15% [Continuous Heal] buff on all allies for 2 turns. The value of the [Shield] buff is proportional to this Champion’s DEF. Cooldown: 5 Shield Continuous Heal 15%	Too Awesome To Die [P] Formula: 0.2*CurrentHealMultiplier Whenever an ally is attacked, has a 100% chance of completely blocking 1 hit, decreasing the incoming damage to zero. This Champion will receive that damage instead. It will also redirect any debuffs from the hit to this Champion. The chance of blocking a hit and redirecting the debuffs decreases to 50% if the attacker is a Boss. Does not work if the attack on the ally was an AoE attack. Whenever an enemy is healed, heals this Champion by 20% of that heal.	Didn't Need 'Em [P] Formula: 0.1B_HPdeadAlliesCount Formula: 0.1B_DEFdeadAlliesCount Formula: 0.1B_SPDdeadAlliesCount Increases this Champion’s HP, DEF, and SPD by 10% for each dead ally.
Polara Fireheart	Burning Zeal Formula: 4ATK+1.2DEF Formula: 4ATK+1.2DEF Attacks 1 enemy. Places an extra hit if the target is under any buffs or debuffs. Has a 25% chance of granting an Extra Turn.	Faithful Conflagration Formula: 1.8ATK+1.2DEF Formula: -0.25 Formula: 0.03REL_TRG_B_DEF Formula: 0.03REL_TRG_B_RES Formula: -0.75 Attacks 1 enemy 3 times. Each hit will ignore 25% of the target's DEF. Will ignore 50% of the target's DEF instead, if the target is under a [HP Burn] debuff or a [Freeze] debuff. Will ignore 100% of the target's DEF instead, if the target is under both debuffs. Each hit also destroys the target's DEF and RES by 3% (stacks up to 30%). Places a [HP Burn] debuff on all enemies for 2 turns. This debuff cannot be resisted. Cooldown: 4 HP Burn	Pyro Maxima Formula: 4ATK+1.2DEF Attacks all enemies. Before attacking, instantly detonates all stacks of any [HP Burn] debuff on the initial target, then places another [HP Burn] debuff on all enemies for 1 turn. This debuff cannot be resisted. This attack deals single-target damage to each target individually, rather than AoE damage. Will ignore [Shield], [Block Damage], and [Unkillable] buffs. Places a [Block Revive] debuff on targets that are killed while under a [HP Burn] debuff or a [Freeze] debuff. Grants an Extra Turn if this attack kills an enemy. Cooldown: 4 Block Revive HP Burn	Metamorph Formula: 1 Transforms this Champion into their Alternate Form. Then grants an Extra Turn. Cooldown: 4	Elemental Mistress [P] Formula: 0.50DMG_MUL Formula: 0.50DMG_MUL Formula: 1DMG_MUL Formula: -0.50DMG_MUL This Champion deals 50% more damage against enemies under a [HP Burn] debuff or a [Freeze] debuff, and receives 50% less damage from enemies under [HP Burn] debuffs. This Champion deals 100% more damage against enemies under both [HP Burn] and [Freeze] debuffs. This Champion ignores the damage reduction granted by [Freeze] debuffs. This Champion is immune to both [Freeze] and [HP Burn] debuffs.