Shamrock vs Vasal of the Seal

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Shamrock	Ogryn Tribes	Spirit	Support	Legendary	Accuracy 70 Place: All battles
Vasal of the Seal	Demonspawn	Force	HP	Legendary	HP 33% Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Shamrock	60	6	20805	1002	1189	111	15	50	40	0
Vasal of the Seal	60	6	21315 +510	870 -132	1288 +99	98 -13	15	50	40	20 +20

Skills comparison

Shamrock	Luck Swap Formula: 2*ATK Formula: 0 Attacks 1 enemy 2 times. Each hit has a 60% chance of removing 1 random buff from the target. If a buff is removed, has a 35% chance of stealing that buff.	Lucky Charms Places a 60% [Increase DEF] buff on all allies for 2 turns. Places a 30% [Increase SPD] buff on all allies with more than 50% HP for 2 turns. Also has a 50% chance of placing a 30% [Increase C. RATE] buff on those allies for 2 turns. Places a [Revive On Death] buff on all allies with less than 50% HP for 2 turns. Also has a 50% chance of placing a 15% [Continuous Heal] buff on those allies for 2 turns. Cooldown: 4 Revive On Death Block Debuffs Continuous Heal 15% Increase DEF 60% Increase SPD 30% Increase C. RATE 30%	Uncatchable Formula: 0.15MAX_STAMINA Formula: 0.15MAX_STAMINA Places a 30% [Decrease SPD] debuff on all enemies for 2 turns. Decreases the Turn Meter of all enemies by 15%. Fills the Turn Meters of all allies by 15% if any enemy's Turn Meter is below 50%. Cooldown: 5 Decrease SPD 30%	-
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.]