Rakka Viletide vs Lady Mikage

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Rakka Viletide	Orcs	Void	Support	Legendary	Speed 19% Place: All battles
Lady Mikage	Shadowkin	Force	Support	Mythical	Accuracy 80 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
Lady Mikage	60	6	21645 +1995	1200 +66	1211 +77	115 +6	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%	-	-	-	-
Lady Mikage	Shadow Lash Formula: 3.9*ATK Attacks 1 enemy with 1 random ally from the Shadowkin Faction. The ally joining the attack will use their default skill. Places a [Shield] buff equal to 10% of this Champion's MAX HP on the ally with the lowest HP for 2 turns. Shield	Silkensnare Formula: 3.8*ATK Attacks all enemies. Decreases the duration of all enemy buffs and all ally debuffs by 1 turn. Then, increases the duration of all enemy debuffs and all ally buffs by 1 turn. Cooldown: 3	Imperial Decree Places a 50% [Increase ATK] buff and a 30% [Increase C. DMG] buff on all allies for 2 turns, then teams up with all allies to attack a single enemy. The allies joining the attack will use their default skills. Cooldown: 5 Increase ATK 50% Increase C. DMG	Metamorph Formula: 1 Transforms this Champion into their Alternate Form. Then grants an Extra Turn. Cooldown: 4	Will of the Mikage [P] At the start of this Champion’s turn, removes all debuffs from the ally with the highest ATK.