Rakka Viletide vs Magekiller

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Rakka Viletide	Orcs	Void	Support	Legendary	Speed 19% Place: All battles
Magekiller	Dark Elves	Spirit	Attack	Common	-

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
Magekiller	60	6	8265 -11385	881 -253	771 -363	102 -7	15	50	30 -10	0

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%
Magekiller	Harry Formula: 3*ATK Attacks 1 enemy. Has a 10% chance of putting the target's skills on cooldown.