Siphi the Lost Bride vs Mistress of Hymns

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Siphi the Lost Bride	Undead Hordes	Void	Support	Legendary	Resist 80 Place: All battles
Mistress of Hymns	The Sacred Order	Spirit	Support	Epic	Defence 25% Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Siphi the Lost Bride	60	6	21480	859	1288	114	15	50	40	0
Mistress of Hymns	60	6	18990 -2490	1024 +165	1013 -275	103 -11	15	50	30 -10	0

Skills comparison

Siphi the Lost Bride	Curse of Longing Formula: 5ATK Formula: 0.05TRG_HP Attacks 1 enemy. Has an 80% chance of placing a [Sleep] debuff for 1 turn if the target’s Turn Meter is equal to or above 50%. This debuff cannot be resisted. Heals all allies by 5% of their MAX HP if the target’s Turn Meter is below 50%. Sleep	Whirlwind Romance Formula: 0.1*MAX_STAMINA Places a [Block Debuffs] buff on all allies for 2 turns, then fills the Turn Meters of all allies by 10% and places a 60% [Increase DEF] buff and a 30% [Increase SPD] buff on all allies for 2 turns. Cooldown: 6 Block Debuffs Increase DEF 60% Increase SPD 30%	Love Beyond Death Formula: 0.55*TRG_HP Formula: MAX_STAMINA Revives a single ally with 55% HP and a full Turn Meter. Places a 50% [Increase ATK] buff and a 30% [Increase C. RATE] buff on that ally for 2 turns. Cooldown: 6 Increase ATK 50% Increase C. RATE 30%	Eternal Bond [P] Formula: 0.1*TRG_HP Heals each ally by 10% of their MAX HP at the start of their turn. Has a 40% chance of removing any [Freeze], [Fear] and [True Fear] debuffs from each ally at the start of their turn. Removes all debuffs from Rotos the Lost Groom at the start of their turn if they are on the same team.
Mistress of Hymns	Bolstering Blow Formula: 4ATK Formula: 0.15DEALT_DMG Attacks 1 enemy. Heals the ally with the lowest HP by 15% of the damage inflicted.	Song of Triumph Formula: 5.7*ATK Attacks 1 enemy. Places a 15% [Continuous Heal] buff on the 2 allies with the lowest HP for 2 turns if this attack is critical. Cooldown: 4 Continuous Heal 15%	Hymn of Rebirth Formula: 0.5*TRG_HP Revives 2 random allies with 50% HP and places a [Veil] buff on them for 1 turn. Cooldown: 6 Veil	-