Mistress of Hymns vs Nethril

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Mistress of Hymns	The Sacred Order	Spirit	Support	Epic	Defence 25% Place: All battles
Nethril	Undead Hordes	Spirit	Attack	Legendary	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Mistress of Hymns	60	6	18990	1024	1013	103	15	50	30	0
Nethril	60	6	17010 -1980	1454 +430	991 -22	94 -9	15	63 +13	40 +10	0

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
Nethril	Blood Harvest Formula: ATK Attacks 1 enemy 3 times. Has a 30% chance of placing a 5% [Poison] debuff for 2 turns. Poison 5%	Ghastly Horrors Formula: 4.8*ATK Attacks all enemies. Has a 50% chance of placing a [Stun] debuff on all enemies for 1 turn. Places a 30% [Decrease SPD] debuff for 2 turns if the target is not under a [Stun] debuff. Cooldown: 5 Stun Decrease SPD 30%	Bat Swarm Formula: 4ATK Formula: 0.75TRG_STAMINA Attacks all enemies. Decreases the Turn Meter by 75%. Cooldown: 5