Sunken Sentinel vs Castigator

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Sunken Sentinel	Argonites	Void	Attack	Rare	Attack 15% Place: All battles
Castigator	The Sacred Order	Magic	HP	Rare	-

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
Castigator	60	6	18990 +6600	859 -418	903 -22	95	15	50 -7	40 +10	0

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
Castigator	Castigate Formula: 0.24*HP Attacks 1 enemy. Has a 25% chance of placing a [Provoke] debuff for 1 turn. Provoke	Holy Equity Formula: 0.2*HP Heals the ally with the lowest HP by 20% of this Champion’s MAX HP, then equalizes the HP levels of all allies and grants this Champion an Extra Turn. Cooldown: 6	Rebuff [P] Formula: -0.15*DMG_MUL Receives 15% less damage from enemies under [Provoke] debuffs.