Roshcard the Tower vs Vizier Ovelis

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Roshcard the Tower	The Sacred Order	Magic	HP	Legendary	HP 33% 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
Roshcard the Tower	60	6	24780	947	980	100	15	50	50	0
Vizier Ovelis	60	6	16350 -8430	1476 +529	1013 +33	101 +1	15	63 +13	40 -10	0

Roshcard the Tower	Rebuke Formula: 5*ATK Attacks 1 enemy. Has a 50% chance of removing 1 random buff from the target.	Sanction Formula: 0.3*HP Attacks 1 enemy. Places a [Block Active Skills] debuff and a [Block Buffs] debuff for 2 turns. These debuffs cannot be resisted. Cooldown: 4 Block Cooldown Skills Block Buffs	Zone of Protection Places a [Block Damage] buff on all allies for 2 turns. Cooldown: 6 Block Damage	-
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