Metalshaper vs Fren'zi the Cackler

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Metalshaper	Lizardmen	Spirit	Support	Rare	Defence 15% Place: Crypts
Fren'zi the Cackler	Skinwalkers	Void	Defence	Epic	Defence 30% Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Metalshaper	60	6	16350	859	1079	90	15	57	30	0
Fren'zi the Cackler	60	6	16680 +330	749 -110	1443 +364	100 +10	15	50 -7	30	15 +15

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%	-
Fren'zi the Cackler	Searing Hack Formula: 3.4*DEF Attacks 1 enemy. Has a 50% chance of instantly activating a [HP Burn] debuff on the target.	Jaws of Flame Formula: 1.8DEF Formula: 0.1MAX_STAMINA*AppliedDebuffsCountEnemyTeamCurrentTurn Attacks 3 times at random. Each hit has a 75% chance of placing a [HP Burn] debuff for 2 turns. Fills this Champion’s Turn Meter by 10% for each [HP Burn] debuff placed by this skill. Cooldown: 4 HP Burn	Vexatious Cackle Formula: 3.8*DEF Attacks all enemies. Has a 75% chance of placing a [Provoke] debuff for 1 turn. Also places a 60% [Increase DEF] buff on this Champion for 2 turns. Cooldown: 5 Provoke Increase DEF 60%	Broiling Bulwark [P] Formula: 0 Formula: HeroCounterWithId(1)+1 Formula: 0.02B_DEFHeroCounterWithId(1) Increases this Champion’s DEF by 2% each time a [HP Burn] debuff is activated on enemies (stacks up to 20%). Resets each Round.