Vasal of the Seal vs Gala Longbraids

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Vasal of the Seal	Demonspawn	Force	HP	Legendary	HP 33% Place: All battles
Gala Longbraids	Dwarves	Void	Attack	Epic	Attack 25% 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
Gala Longbraids	60	6	18165 -3150	1432 +562	661 -627	97 -1	15	60 +10	60 +20	0 -20

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.]
Gala Longbraids	Brutal Bludgeon Formula: 1.7*ATK Attacks 1 enemy 2 times. Each hit will ignore 30% of the target's DEF. Places a [Shield] buff on this Champion for 2 turns. The value of the [Shield] is equal to 20% of the damage inflicted. Shield	Fearless Aggression Formula: 4.7ATK Formula: -0.5 Formula: 0.5DEALT_DMG Attacks 1 enemy. Will ignore 50% of target's DEF when attacking under a [Shield] buff. Heals this Champion by 50% of the damage inflicted. Places a [Shield] buff on this Champion equal to any surplus heal for 3 turns. Cooldown: 4 Shield	Sheer Swagger Formula: 1.6*ATK Attacks 1 enemy 3 times. Each hit will ignore 25% of the target's DEF. Grants an Extra Turn if this Champion has full HP after using this Skill. Cooldown: 4	-