Rearguard Sergeant vs Frostbringer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Rearguard Sergeant	Dwarves	Force	Defence	Epic	HP 33% Place: All battles Element: Force
Frostbringer	The Sacred Order	Magic	Support	Epic	Defence 33% Place: Dungeons

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
Frostbringer	60	6	20310 +1815	870 +11	1079 -132	110 +13	15	50	30 -45	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%
Frostbringer	Cones of Cold Formula: 2*ATK Attacks 2 times at random. Has a 30% chance of placing a 100% [Heal Reduction] debuff for 2 turns. Heal Reduction 100%	Snow Flurry Formula: 2.2*ATK Attacks 3 times at random. Each hit has a 75% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Cooldown: 4 Decrease DEF 60%	Arctic Winds Places a 30% [Increase SPD] and a 50% [Increase ATK] buff on all allies for 2 turns. Cooldown: 5 Increase ATK 50% Increase SPD 30%