Rotos the Lost Groom vs Bivald of the Thorn

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Rotos the Lost Groom	Undead Hordes	Magic	Attack	Legendary	-
Bivald of the Thorn	The Sacred Order	Spirit	HP	Legendary	HP 28% Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Rotos the Lost Groom	60	6	11895	1520	1266	90	15	63	40	0
Bivald of the Thorn	60	6	22470 +10575	903 -617	1178 -88	98 +8	15	50 -13	50 +10	10 +10

Skills comparison

Rotos the Lost Groom	Terror Scourge Formula: 1.9ATK+0.19HP Attacks 1 enemy. Has a 75% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Also has a 25% chance of granting an Extra Turn. Decrease DEF 60%	Vitality Plunder Formula: 3.5ATK+0.3HP Formula: 0.2TRG_B_HP Formula: destroyedHpBySkillCurrentRound+hitsOnBossBySkillCurrentRoundCount15000 Formula: 0.3*DEALT_DMG Attacks 1 enemy. Destroys the target's MAX HP by 20%, then adds that HP to this Champion's own MAX HP. [Cannot destroy a single Champion's MAX HP by more than 60% in one Battle. Cannot increase this Champion's MAX HP by more than 60,000. Destroys the MAX HP of Bosses by 30% of the damage inflicted instead. This Champion's MAX HP will be increased by 15,000 when this Skill is used against Bosses.] Cooldown: 3	Fated Destruction Formula: 2.1ATK+0.19HP Attacks 1 enemy. Will ignore 60% of the target's DEF. Will also ignore [Unkillable] and [Block Damage] buffs. Enemies killed by this skill cannot be revived if this Champion has gained maximum amount of HP from the Vitality Plunder skill. Grants an Extra Turn if this skill kills an enemy. Cooldown: 4 Block Revive	Spurn Oblivion [P] Formula: -(DEALT_DMG-0.5HP) Formula: -0.15DMG_MUL Formula: -0.3*DMG_MUL Will decrease damage from enemy hits so that incoming damage from any single hit will not exceed 50% of this Сhampion's MAX HP. Grants an Extra Turn if this damage reduction occurs. [Does not work against Bosses.] Decreases the damage taken from Bosses by 15%. Decreases the damage taken from Bosses by 30% if Siphi the Lost Bride is on the same team.
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%.