Roshcard the Tower vs Valla

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Roshcard the Tower	The Sacred Order	Magic	HP	Legendary	HP 33% Place: All battles
Valla	Barbarians	Spirit	Defence	Epic	Resist 45 Place: Arena

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
Valla	60	6	16845 -7935	771 -176	1409 +429	99 -1	15	60 +10	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	-
Valla	Piercing Blade Formula: 1.55DEF Formula: 0.15DMG_MUL Attacks 1 enemy 2 times. Increases the inflicted damage by 15% if the target is under a [Shield] buff.	Crush The Wall Formula: 3.8*DEF Removes all [Shield] buffs on all enemies, then attacks all enemies. Has a 30% chance of placing a 60% [Decrease DEF] debuff on all enemies for 2 turns. Cooldown: 4 Decrease DEF 60%	Fortified Core Formula: 0.5*MAX_STAMINA Places a [Shield] buff on this Champion for 3 turns equal to 20% of their MAX HP. Also places a 60% [Increase DEF] buff on this Champion for 3 turns and fills this Champion’s Turn Meter by 50%. Cooldown: 4 Shield Increase DEF 60%	Resolute Defense [P] Formula: -0.15*DMG_MUL Decreases the damage received by this Champion by 15% while under a [Shield] buff.