Dark Kael vs Rotos the Lost Groom

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Dark Kael	Dark Elves	Magic	Attack	Epic	-
Rotos the Lost Groom	Undead Hordes	Magic	Attack	Legendary	-

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Dark Kael	60	6	14205	1343	1013	96	15	50	30	15
Rotos the Lost Groom	60	6	11895 -2310	1520 +177	1266 +253	90 -6	15	63 +13	40 +10	0 -15

Skills comparison

Dark Kael	Weaver of Woes Formula: 1.35*ATK Attacks 1 enemy 3 times. Each hit has a 25% chance to instantly activate one tick of 2 [Poison] debuffs or 1 [Poison] debuff and 1 [HP Burn] debuffs.	Binding Darkness Formula: 4*ATK Attacks all enemies. Has a 75% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Each critical hit also has a 75% chance of increasing the duration of all debuffs on the target by 1 turn. Cooldown: 4 Decrease ATK 50%	Reality Acid Has a 75% chance of placing three 5% [Poison] debuffs and a 25% [Poison Sensitivity] debuff on the target for 2 turns. Cooldown: 4 Poison Sensitivity Poison 5%	Delerium [P] Formula: -0.15 Decreases the C. RATE of enemies under 2 or more [Poison] debuffs by 15%. If there are multiple Champions on the team with this skill, only one will activate. This skill will not activate on duplicate copies of this Champion, if this particular Champion is dead.
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.