Castigator vs Signy of Highshield

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Castigator	The Sacred Order	Magic	HP	Rare	-
Signy of Highshield	Banner Lords	Magic	HP	Epic	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Castigator	60	6	18990	859	903	95	15	50	40	0
Signy of Highshield	60	6	20640 +1650	749 -110	1178 +275	97 +2	15	50	45 +5	0

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.	-
Signy of Highshield	Platebreaker Formula: 0.12HP Formula: 0.2DEALT_DMG Attacks 1 enemy 2 times. Each hit has a 25% chance of placing a 50% [Decrease RES] debuff for 2 turns. Each hit also heals this Champion by 20% of the damage inflicted. Decrease RES	Highshield's Defiance Formula: 0.24*HP Attacks all enemies. Before attacking, has a 75% chance of removing 1 random debuff from all allies. After the attack, has a 75% chance of removing a random buff from all enemies. Cooldown: 4	Just Cause Places a 50% [Increase RES] buff and a 30% [Reflect Damage] buff on all allies for 2 turns. Cooldown: 6 Reflect Damage 30% Increase RES	Hero of the People [P] When this Champion is under a [Reflect Damage] buff and an enemy attempts to place a debuff, has a 20% chance to reflect the debuff back onto the attacker.