Vasal of the Seal vs Gwyndolin the Silent

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Vasal of the Seal	Demonspawn	Force	HP	Legendary	HP 33% Place: All battles
Gwyndolin the Silent	Skinwalkers	Force	Attack	Legendary	Accuracy 60 Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Vasal of the Seal	60	6	21315	870	1288	98	15	50	40	20
Gwyndolin the Silent	60	6	15855 -5460	1520 +650	1002 -286	102 +4	15	63 +13	30 -10	10 -10

Skills comparison

Vasal of the Seal	Abyssal Seal Formula: 0.25*HP Attacks 1 enemy. Places a [HP Burn] debuff on the target for 2 turns if they are under a [True Fear] debuff or a [Decrease ATK] debuff. Also places a [Shield] buff on this Champion for 2 turns equal to 10% of their MAX HP. Shield HP Burn	Infernal Darkness Formula: 0.27*HP Attacks all enemies. Has a 75% chance of placing a [True Fear] debuff and a 50% [Decrease ATK] debuff for 2 turns. Cooldown: 5 True Fear Decrease ATK 50%	Daemon Possession Balances the HP of all allies. The HP levels of all allies will be brought up to the level of the ally with the highest HP. After balancing HP, grants an Extra Turn. Cooldown: 6	Legion of Doom [P] Formula: -0.2DMG_MUL Formula: 0.2DMG_MUL Receives 20% less damage from Champions from the Banner Lord, High Elf, and Sacred Order Factions. If there are 2 or more Demonspawn Champions on the team alongside this Champion, increases the C. DMG of all Demonspawn Champions on the team by 20%. [C. DMG increase only works when this Champion is alive.]
Gwyndolin the Silent	Talonrake Formula: 1.1*ATK Attacks 1 enemy 3 times. Each hit has a 30% chance to extend the duration of all debuffs on the target by 1 turn.	Sickle Boomerangs Formula: 3.5*ATK Attacks all enemies. Has a 75% chance of placing a 30% [Decrease SPD] debuff and a [Leech] debuff on all enemies for 2 turns. Also places a 50% [Decrease ACC] debuff on enemies under 2 or more debuffs for 2 turns. Cooldown: 4 Leech Decrease SPD 30% Decrease ACC 50%	Plumedart Formula: 4*ATK Attacks all enemies. Before attacking, places a 50% [Increase ACC] buff on all allies for 2 turns. Has a 75% chance of stealing all [Block Debuffs] buffs from all enemies. If at least 1 [Block Debuffs] buff was stolen from the enemy, places a [Block Debuffs] buff on all allies for 1 turn. Cooldown: 4 Block Debuffs Increase ACC	Bird of Prey [P] Formula: FLOOR(ACC/10)*0.01 Formula: HeroCounterWithId(1)+1 Formula: 0 This Champion’s C. DMG increases by 1% for every 10 points of ACC they have. Grants an Extra Turn after this Champions uses any 3 skills.