Roshcard the Tower vs Reliquary Tender

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Roshcard the Tower	The Sacred Order	Magic	HP	Legendary	HP 33% Place: All battles
Reliquary Tender	High Elves	Void	Support	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Roshcard the Tower	60	6	24780	947	980	100	15	50	50	0
Reliquary Tender	60	6	18165 -6615	859 -88	958 -22	103 +3	15	50	30 -20	0

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
Reliquary Tender	Warden Staff Formula: 3*ATK Attacks 1 enemy. Has a 20% chance of placing a 25% [Decrease ATK] debuff for 2 turns. Decrease ATK 25%	Tender's Watch Removes all debuffs from all allies, then places a 15% [Continuous Heal] buff on them for 2 turns. Cooldown: 5 Continuous Heal 15%	Call to Life Formula: 0.3TRG_HP Formula: 0.3MAX_STAMINA Revives an ally with 30% HP and fills their Turn Meter by 30%. Cooldown: 6