Vasal of the Seal vs Ninja

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Vasal of the Seal	Demonspawn	Force	HP	Legendary	HP 33% Place: All battles
Ninja	Shadowkin	Magic	Attack	Legendary	-

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
Ninja	60	6	16845 -4470	1509 +639	947 -341	100 +2	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.]
Ninja	Shatterbolt Formula: 3.7ATK Formula: 0.15MAX_STAMINA Attacks 1 enemy. Has a 45% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Also fills this Champion's Turn Meter by 15% when used against Bosses. Decrease DEF 60%	Hailburn Formula: 2ATK Formula: 2ATK Formula: 2*ATK Attacks 3 times at random. Each hit has a 75% chance of placing a [HP Burn] debuff for 3 turns. Also places a [Perfect Veil] buff on this Champion for 2 turns. When used against Bosses, will instantly activate any [HP Burn] debuffs, including [HP Burn] debuffs placed by this Skill. Cooldown: 4 Perfect Veil HP Burn	Cyan Slash Formula: 3ATK Formula: 3.95ATK Attacks all enemies. Has a 75% chance of placing a [Freeze] debuff for 1 turn. When targeting a Boss, will only attack the Boss (not all enemies) and will ignore 50% of the target's DEF. Will also decrease the cooldown of the Hailburn skill by 1 turn. Cooldown: 5 Freeze	Escalation [P] Formula: B_ATK0.1producerComboCounterOnHeroes+B_ATK0.2producerComboCounterOnBosses Formula: B_CRD0.05producerComboCounterOnHeroes+B_CRD0.1producerComboCounterOnBosses Increases Ninja's ATK by 10% (up to 100%) and C. DMG by 5% (up to 25%) each time a single enemy is hit by all three of Ninja's active skills in a single Round. This effect is multiplicative, & can occur multiple times against the same enemy. When fighting Bosses, will increase Ninja's ATK by 20% (up to 100%) and C. DMG by 10% (up to 25%) instead.