Metalshaper vs Siegebreaker

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Metalshaper	Lizardmen	Spirit	Support	Rare	Defence 15% Place: Crypts
Siegebreaker	Ogryn Tribes	Spirit	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Metalshaper	60	6	16350	859	1079	90	15	57	30	0
Siegebreaker	60	6	14040 -2310	1211 +352	881 -198	90	15	50 -7	40 +10	0

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%
Siegebreaker	Pelting Blows Formula: 1.5*ATK Attacks 1 enemy 2 times.	Electrocute Formula: 6.6*ATK Attacks 1 enemy. Has an 80% chance of placing a [Block Active Skills] debuff for 1 turn if this attack is critical. Cooldown: 3 Block Cooldown Skills	Heavenly Roar Formula: 4.6ATK Formula: TRG_STAMINA0.3 Places a 30% [Increase C. RATE] buff on this Champion for 2 turns, then attacks all enemies. Has a 50% Chance of decreasing the Turn Meter by 30% if this attack is critical. Cooldown: 5 Increase C. RATE 30%