Metalshaper vs Sigmund the Highshield

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Metalshaper	Lizardmen	Spirit	Support	Rare	Defence 15% Place: Crypts
Sigmund the Highshield	Banner Lords	Magic	Defence	Legendary	Defence 40% Place: Doom tower

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Metalshaper	60	6	16350	859	1079	90	15	57	30	0
Sigmund the Highshield	60	6	20640 +4290	848 -11	1354 +275	97 +7	15	50 -7	50 +20	10 +10

Metalshaper	Transference Bolt Formula: 4*DEF Attacks 1 enemy. Has a 30% chance of stealing 1 random buff from the target.	Fortified Steel Places a [Shield] buff on all allies for 2 turns. The value of the [Shield] is proportional to this Champion Level. Cooldown: 3 Shield	Rescue Formula: 0.2*HP Removes all debuffs from the ally with the lowest HP, then heals them by 20% of this Champion's MAX HP. Also places a 25% [Increase DEF] buff on that ally for 3 turns. Cooldown: 5 Increase DEF 30%	-
Sigmund the Highshield	Fairer Fight Formula: 3.75*DEF Attacks 1 enemy. Removes any [Shield] buffs. Also has a 50% chance of removing one random buff. Has a 75% chance instead when attacking Bosses.	Battlefield Beacon Formula: 2*DEF Attacks all enemies 2 times. Each hit has a 50% chance of placing a [Provoke] debuff for 1 turn, and a 75% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Cooldown: 4 Provoke Decrease ATK 50%	Shield of the Realm Places a [Shield] buff on all allies for 2 turns equal to 30% of this Champion's MAX HP. Also places a 25% [Strengthen] buff on all allies for 2 turns. Cooldown: 5 Shield Strengthen	Equitable [P] Whenever this Champion is attacked, has a 20% chance of decreasing the duration of all buffs on the attacker by 1 turn. Has a 40% chance instead when attacked by a Boss.