Master Butcher vs Preserver

Overall comparison

HERO	Fraction	Element	Type	Rarity
Master Butcher	Dwarves	Spirit	Support	Rare
Preserver	Banner Lords	Force	Defence	Rare

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Master Butcher	60	6	18495	848	947	100	15	50	45	0
Preserver	60	6	16350 -2145	771 -77	1167 +220	102 +2	15	50	40 -5	0

Master Butcher	Mash Formula: 4.3*ATK Attacks 1 enemy. Has a 30% chance of placing a [Provoke] debuff for 1 turn. Provoke	Barking Orders Places a [Provoke] debuff on the target enemy for 2 turns. Places a 15% [Increase C. RATE] buff on all allies for 2 turns. Places a 25% [Increase ATK] buff on all allies for 2 turns. Cooldown: 5 Increase ATK 25% Increase C. RATE 15% Provoke	Heat Exchange [P] Formula: DEALT_DMG When attacked, heals all allies equal to the amount of damage taken. [Does not work against Bosses.] Cooldown: 3	Pyre [P] Formula: TRG_HP Revives a random ally with full HP when this Champion is killed. Cooldown: 6
Preserver	Exhausting Assault Formula: 5.5*ATK Attacks 1 enemy 2 times. Has a 15% chance of placing a 30% [Decrease SPD] debuff for 2 turns. Decrease SPD 30%	Recuperate Places a 7.5% [Continuous Heal] buff and a [Shield] buff on this Champion for 2 turns. The value of the [Shield] is proportional to this Champion's MAX HP. Cooldown: 4 Shield Continuous Heal 7.5%	Ice Blow Formula: 6.7*ATK Attacks 1 enemy. Has a 75% chance of placing a [Freeze] debuff for 1 turn. Cooldown: 5 Freeze	-