Mistress of Hymns vs Roshcard the Tower

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Mistress of Hymns	The Sacred Order	Spirit	Support	Epic	Defence 25% Place: All battles
Roshcard the Tower	The Sacred Order	Magic	HP	Legendary	HP 33% Place: All battles

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
Roshcard the Tower	60	6	24780 +5790	947 -77	980 -33	100 -3	15	50	50 +20	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
Roshcard the Tower	Rebuke Formula: 5*ATK Attacks 1 enemy. Has a 50% chance of removing 1 random buff from the target.	Sanction Formula: 0.3*HP Attacks 1 enemy. Places a [Block Active Skills] debuff and a [Block Buffs] debuff for 2 turns. These debuffs cannot be resisted. Cooldown: 4 Block Cooldown Skills Block Buffs	Zone of Protection Places a [Block Damage] buff on all allies for 2 turns. Cooldown: 6 Block Damage