Urticata vs Vizier Ovelis

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Urticata	Demonspawn	Spirit	Attack	Epic	Speed 15% Place: All battles
Vizier Ovelis	Dark Elves	Force	Attack	Legendary	Attack 34% Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Urticata	60	6	12555	1409	1057	97	15	50	30	15
Vizier Ovelis	60	6	16350 +3795	1476 +67	1013 -44	101 +4	15	63 +13	40 +10	0 -15

Urticata	Mephitic Spines Formula: 1.6*ATK Attacks 1 enemy 2 times. Each hit has a 30% chance of increasing the duration of 2 [Poison] debuffs by 1 turn.	Poison Agonist Formula: 1.8*ATK Attacks 1 enemy 3 times. Each hit has a 30% chance of placing a 25% [Poison Sensitivity] debuff for 2 turns. Cooldown: 3 Poison Sensitivity	Wretched Nexus Formula: 1.7*ATK Attacks 4 times at random. Each hit has a 50% chance of placing a [Hex] debuff for 2 turns. Cooldown: 4 Hex	Blood Borne [P] Whenever either this Champion or an ally lands a critical hit on an enemy under a [Hex] debuff, has a 10% chance of placing a 5% [Poison] debuff on the enemy for 1 turn. Poison 5%
Vizier Ovelis	Accursed Blades Formula: 1.3*ATK Attacks 1 enemy 3 times. Each hit has a 35% chance of increasing the duration of all debuffs by 1 turn.	Master of Misery Formula: 2.7*ATK Attacks 1 enemy 2 times. Each hit has a 50% chance of placing a [Block Buffs] debuff, a 50% [Decrease ATK] debuff, and a 100% [Heal Reduction] debuff for 2 turns. Cooldown: 4 Block Buffs Heal Reduction 100% Decrease ATK 50%	Vizier of Poisons Formula: 6.6*ATK Attacks 1 enemy. Applies a [Debuff Spread] effect, taking 2 random debuffs from the target and placing them on all enemies. Places a [Perfect Veil] buff on this Champion for 3 turns if the target is under 2 or more debuffs. Cooldown: 5 Perfect Veil	Unseen Assassin [P] Places a [Perfect Veil] buff on this Champion for 2 turns at the start of each Round. Perfect Veil