Bivald of the Thorn vs Keberon the Underflame

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Bivald of the Thorn	The Sacred Order	Spirit	HP	Legendary	HP 28% Place: All battles
Keberon the Underflame	Argonites	Force	Attack	Legendary	Attack 28% Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Bivald of the Thorn	60	6	22470	903	1178	98	15	50	50	10
Keberon the Underflame	60	6	15030 -7440	1454 +551	1123 -55	99 +1	15	63 +13	30 -20	10

Skills comparison

Bivald of the Thorn	Thorn Maul Formula: 0.25HP Formula: 0.15DEALT_DMG Attacks 1 enemy. Has a 30% chance of placing a [Provoke] debuff for 1 turn. Also heals the ally with the lowest HP by 15% of the damage inflicted. The [Provoke] debuff can be placed even if this attack lands as a weak hit. Provoke	Admonition of Barbs Formula: 0.15HP Formula: 0.15HP Attacks all enemies 2 times. The first hit has a 75% chance of placing a [Provoke] debuff for 1 turn. The second hit has a 75% chance of placing a [Leech] debuff for 2 turns. Also places a 25% [Strengthen] buff on this Champion for 2 turns. The [Leech] and [Provoke] debuffs can be placed even if this attack lands as weak hits. Cooldown: 4 Leech Strengthen Provoke	Briar Nexus Formula: 0.25HP(1+0.05TRG_DEBUFF_COUNT) Formula: 0.2DEALT_DMG Attacks all enemies. Damage increases by 5% for each debuff on each enemy. Also heals all allies by 20% of the damage inflicted and places a [Shield] buff on them for 2 turns equal to 20% of the damage inflicted. Cooldown: 5 Shield	Dethorned [P] Formula: -0.15*DMG_MUL Decreases the damage taken by all allies from enemies under [Provoke] debuffs by 15%.
Keberon the Underflame	Fiery Rend Formula: 1.8*ATK Attacks 1 enemy 2 times. Has a 75% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Has a 50% chance of attacking with this skill whenever an enemy has a [HP Burn] debuff activated on them. Occurs once per turn. Decrease DEF 60%	Searing Brand Formula: 2.8ATK Formula: 0.5MAX_STAMINA Attacks 1 enemy 2 times. Before attacking, places a [Deathbrand] debuff on the target for 2 turns. Will ignore [Unkillable] and [Shield] buffs, as well as 25% of the target’s DEF. Activates this Champion’s Pyrenei Power skill if the target is killed. If the target survives, fills this Champion’s Turn Meter by 50% instead. Cooldown: 4 Deathbrand	Pyrenei Power Formula: 4.5ATK Formula: 0.2MAX_STAMINA Formula: 0.1*MAX_STAMINA Attacks all enemies. Before attacking, places a 50% [Increase ACC] buff on all allies for 2 turns. Has a 75% chance of placing a [HP Burn] debuff on all enemies for 2 turns. Fills this Champion’s Turn Meter by 20% for each [HP Burn] debuff placed on enemies, and fills this Champion's Turn Meter by 10% for each [HP Burn] debuff resisted by enemies. Cooldown: 4 Increase ACC HP Burn	Underflame's Protection [P] Formula: 0.2*HP [Active Effect] Activates a [Delay] effect on this Champion whenever they receive a fatal hit. [Passive Effect] Heals this Champion by 20% of their MAX HP whenever a [HP Burn] debuff is activated on an enemy. Whenever a [HP Burn] debuff on an enemy expires or is removed, places a [True Fear] debuff on that enemy for 1 turn. Cooldown: 4 True Fear