Assassin vs Vasal of the Seal

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Assassin	Shadowkin	Magic	Attack	Rare	Speed 10% Place: All battles
Vasal of the Seal	Demonspawn	Force	HP	Legendary	HP 33% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Assassin	60	6	13380	1365	771	89	15	50	30	10
Vasal of the Seal	60	6	21315 +7935	870 -495	1288 +517	98 +9	15	50	40 +10	20 +10

Assassin	King's End Formula: 3.3*ATK Attacks 1 enemy. Has a 50% chance of placing a 5% [Poison] debuff for 1 turn. Poison 5%	Lingering Death Formula: 5.9*ATK Attacks 1 enemy. Has a 50% chance of increasing the duration of all debuffs on the enemy by 1 turn. Cooldown: 4	Draught of Sleep Formula: 5.4*ATK Attacks 1 enemy. Has a 75% chance of placing a 15% [Weaken] debuff for 2 turns. Cooldown: 5 Weaken 15%	-
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.]