Rearguard Sergeant vs Black Knight

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Rearguard Sergeant	Dwarves	Force	Defence	Epic	HP 33% Place: All battles Element: Force
Black Knight	Banner Lords	Force	HP	Legendary	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Rearguard Sergeant	60	6	18495	859	1211	97	15	50	75	0
Black Knight	60	6	22470 +3975	914 +55	1167 -44	100 +3	15	57 +7	50 -25	0

Rearguard Sergeant	Crushing Impact Formula: 4*DEF Attacks 1 enemy. Has a 40% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Flail Master Formula: 3.6DEF Formula: 0.25DEALT_DMG Attacks all enemies. Has a 50% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Heals this Champion by 25% of the damage inflicted. Cooldown: 4 Decrease ATK 50%	Fend Them Off Places a 50% [Ally Protection] buff and a 15% [Continuous Heal] buff on all allies except this Champion for 2 turns. Cooldown: 5 Continuous Heal 15% Ally Protection 50%	-
Black Knight	Heavy Blow Formula: 0.28*HP Attacks 1 enemy. Has a 75% chance of placing a [Provoke] debuff for 1 turn. Provoke	Lower Visor Places a 15% [Continuous Heal] buff and a 60% [Increase DEF] buff on all allies for 2 turns. Cooldown: 3 Continuous Heal 15% Increase DEF 60%	Last Breath Formula: 0.25HP Formula: DMG_MUL(1-HP_PERC) Attacks all enemies. Damage increases according to the amount of HP this Champion has lost. Cooldown: 4	Valorous [P] Places an [Unkillable] buff on this Champion for 1 turn if incoming damage exceeds 15% MAX HP in one attack. Cooldown: 2 Unkillable