Vasal of the Seal vs Chancellor Yasmin

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Vasal of the Seal	Demonspawn	Force	HP	Legendary	HP 33% Place: All battles
Chancellor Yasmin	Banner Lords	Force	Support	Epic	Speed 20% 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
Chancellor Yasmin	60	6	16680 -4635	1101 +231	1090 -198	109 +11	15	50	30 -10	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.]
Chancellor Yasmin	Resounding Smash Formula: 2ATK Formula: 2ATK Attacks 1 enemy. Places an extra hit if the target has no active buffs.	Touch of Vigor Formula: 0.4TRG_HP +((TRG_HP_PERC<=0.5)0.2*TRG_HP) Heals an ally by 40% of their MAX HP. Heals by 60% instead if the ally has 50% HP or less. Cooldown: 3	Lulling Chant Has a 50% chance of removing all buffs from all enemies. Then places a [Sleep] debuff for 1 turn on all enemies who have active buffs. Cooldown: 5	-