Rakka Viletide vs Wurlim Frostking

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Rakka Viletide	Orcs	Void	Support	Legendary	Speed 19% Place: All battles
Wurlim Frostking	Knight Revenant	Void	Defence	Legendary	Defence 33% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Rakka Viletide	60	6	19650	1134	1134	109	15	50	40	0
Wurlim Frostking	60	6	19650	1035 -99	1233 +99	100 -9	15	50	30 -10	20 +20

Rakka Viletide	Oozing Blessing Removes all debuffs from all allies, then places a 50% [Increase ATK] buff and a [Shield] buff equal to 25% of this Champion’s MAX HP on all allies for 2 turns. Cooldown: 4 Shield Increase ATK 50%	-	-
Wurlim Frostking	Winds of Winter Formula: 4*DEF Attacks 1 enemy. Has a 30% chance of placing a [Freeze] debuff for 1 turn. This debuff cannot be resisted. Places a [Perfect Veil] buff on the ally with the lowest HP for 2 turns. Perfect Veil Veil Freeze	Frostbite Blast Formula: 4*DEF Attacks all enemies. Has a 70% chance of placing a 50% [Decrease ATK] debuff and a 50% [Decrease ACC] debuff for 2 turns. These debuffs cannot be resisted. Also places a 30% [Increase C. DMG] buff on all allies for 2 turns. Cooldown: 4 Decrease C. DMG Decrease ACC 50% Decrease ATK 50% Increase C. DMG	Icegrave Armor Places a 25% [Strengthen] buff and a 60% [Increase DEF] buff on all allies for 2 turns. Has a 60% chance of placing a [Freeze] debuff on all enemies for 1 turn. This debuff cannot be resisted. Cooldown: 5 Freeze Strengthen Increase DEF 60%