Runic Warder vs Rearguard Sergeant

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Runic Warder	Dwarves	Magic	HP	Rare	-
Rearguard Sergeant	Dwarves	Force	Defence	Epic	HP 33% Place: All battles Element: Force

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Runic Warder	60	6	19155	848	903	103	15	50	55	0
Rearguard Sergeant	60	6	18495 -660	859 +11	1211 +308	97 -6	15	50	75 +20	0

Runic Warder	Twin Chops Formula: 0.1*HP Attacks 1 enemy 2 times.	Superior Steel Formula: 0.15*HP Attacks 1 enemy 2 times. Each hit has a 30% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Cooldown: 3 Decrease ATK 50%	Rune of Outlasting Places a 15% [Reflect Damage] buff and a 7.5% [Continuous Heal] buff on all allies for 2 turns. Cooldown: 5 Continuous Heal 7.5% Reflect Damage 15%
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%