Shamrock vs Roshcard the Tower

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Shamrock	Ogryn Tribes	Spirit	Support	Legendary	Accuracy 70 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
Shamrock	60	6	20805	1002	1189	111	15	50	40	0
Roshcard the Tower	60	6	24780 +3975	947 -55	980 -209	100 -11	15	50	50 +10	0

Shamrock	Luck Swap Formula: 2*ATK Formula: 0 Attacks 1 enemy 2 times. Each hit has a 60% chance of removing 1 random buff from the target. If a buff is removed, has a 35% chance of stealing that buff.	Lucky Charms Places a 60% [Increase DEF] buff on all allies for 2 turns. Places a 30% [Increase SPD] buff on all allies with more than 50% HP for 2 turns. Also has a 50% chance of placing a 30% [Increase C. RATE] buff on those allies for 2 turns. Places a [Revive On Death] buff on all allies with less than 50% HP for 2 turns. Also has a 50% chance of placing a 15% [Continuous Heal] buff on those allies for 2 turns. Cooldown: 4 Revive On Death Block Debuffs Continuous Heal 15% Increase DEF 60% Increase SPD 30% Increase C. RATE 30%	Uncatchable Formula: 0.15MAX_STAMINA Formula: 0.15MAX_STAMINA Places a 30% [Decrease SPD] debuff on all enemies for 2 turns. Decreases the Turn Meter of all enemies by 15%. Fills the Turn Meters of all allies by 15% if any enemy's Turn Meter is below 50%. Cooldown: 5 Decrease SPD 30%
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