Metalshaper vs Bogwalker

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Metalshaper	Lizardmen	Spirit	Support	Rare	Defence 15% Place: Crypts
Bogwalker	Lizardmen	Force	Defence	Rare	HP 25% 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
Bogwalker	60	6	16020 -330	848 -11	1112 +33	93 +3	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%
Bogwalker	Bone Katars Formula: 3.8*DEF Attacks 1 enemy. Has a 30% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Decrease ATK 50%	Combo Attack Formula: 2ATK+2.3DEF Attacks all enemies. Places a 30% [Increase DEF] buff on all allies for 2 turns. Cooldown: 5 Increase DEF 30%	Scout [P] Places a 30% [Reflect Damage] buff on all allies for 1 turn when attacked with a critical hit. Cooldown: 4 Reflect Damage 30%