Sunken Sentinel vs Crypt-King Graal

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Sunken Sentinel	Argonites	Void	Attack	Rare	Attack 15% Place: All battles
Crypt-King Graal	Undead Hordes	Magic	Support	Legendary	HP 33% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Sunken Sentinel	60	6	12390	1277	925	95	15	57	30	0
Crypt-King Graal	60	6	19320 +6930	1145 -132	1145 +220	107 +12	15	50 -7	30	10 +10

Sunken Sentinel	Restorative Slash Formula: 3.7ATK Formula: 3.7ATK Attacks 1 enemy. Places an extra hit if the target is under a [Decrease DEF] debuff.	Sunken Swords Formula: 3.9ATK Formula: (relationChance+0.05aliveAlliesCount)/relationChance Attacks all enemies. Has a 50% chance of placing a 60% [Decrease DEF] debuff for 2 turns. The chance increases by 5% for each alive ally. Cooldown: 5 Decrease DEF 60%	Defender of Agaris Formula: 6ATK Formula: 0.2DEALT_DMG Formula: 0.3DEALT_DMG Formula: 0.2DEALT_DMG Formula: 0.3*DEALT_DMG Attacks 1 enemy. Heals this Champion by 20% of the damage inflicted. Heals this Champion by 30% instead if the target is under a [Decrease DEF] debuff. Destroys the target's MAX HP by 20% of the damage inflicted. Destroys the target's MAX HP by 30% instead if the target is under a [Decrease DEF] debuff. Cooldown: 4
Crypt-King Graal	Brittleness Bane Formula: 3.7*ATK Attacks 1 enemy. Has a 60% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Has a 100% chance instead if the target is under a [HP Burn] debuff or a [Freeze] debuff. Decrease ATK 50%	Death Fires Formula: 3.9*ATK Attacks all enemies. Has a 75% chance of placing a [HP Burn] debuff for 2 turns. Cooldown: 4 HP Burn	Elemental Unity Formula: 3.6*ATK Attacks all enemies. Places a [Freeze] debuff for 1 turn and a [HP Burn] debuff for 3 turns on targets already under [HP Burn] debuffs. The [HP Burn] debuff cannot be resisted. Cooldown: 4 Freeze HP Burn