Mithrala Lifebane vs Riho Bonespear

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Mithrala Lifebane	Dark Elves	Void	Support	Legendary	Accuracy 80 Place: All battles
Riho Bonespear	Shadowkin	Void	Support	Legendary	Attack 42% Place: Crypts

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Mithrala Lifebane	60	6	20310	870	1354	109	15	50	30	10
Riho Bonespear	60	6	18660 -1650	1189 +319	1145 -209	105 -4	15	50	40 +10	0 -10

Skills comparison

Mithrala Lifebane	Libation of Pain Formula: 2*DEF Attacks 2 times at random. Each hit has an 80% chance of placing a 5% [Poison] debuff for 2 turns. Poison 5%	Sigil of Toxic Glory Formula: 4*DEF Attacks all enemies. Places a [Hex] debuff for 2 turns. Also places a 60% [Increase DEF] buff and a 50% [Increase ATK] buff on all allies for 2 turns. Cooldown: 5 Increase ATK 50% Increase DEF 60% Hex	Brimming Cylix Removes all debuffs from all allies, then places a 25% [Strengthen] buff and a [Shield] buff equal to 30% of this Champion’s MAX HP on all allies for 2 turns. Cooldown: 5 Shield Strengthen	Gaze of Stone [P] Formula: 1*ACC Whenever this Champion is attacked by an enemy under a [Hex] debuff, has a 50% chance of applying a [Petrification] debuff on the attacker for 1 turn. Whenever an ally is attacked by an enemy under a [Hex] debuff, has a 30% chance of applying a [Petrification] debuff on the attacker for 1 turn. Also increases this Champion’s RES. The amount by which it is increased is equal to the amount of ACC this Champion has. Petrification
Riho Bonespear	Absorbtion Formula: 4.3*ATK Attacks 1 enemy. Places a 15% [Continuous Heal] buff on the ally with the lowest HP for 1 turn. Also places a 7.5% [Continuous Heal] buff on all allies with 30% HP or less for 1 turn. Continuous Heal 15%	Pressure Points Formula: 5.8*ATK Places a [Stun] debuff on a target enemy for 1 turn, as well as a [HP Burn] debuff, a 60% [Decrease DEF] debuff, a 25% [Weaken] debuff, a 50% [Decrease ATK] debuff, and a 30% [Decrease C.RATE] debuff for 2 turns, then attacks the target. Cooldown: 4 Weaken 25% Decrease C. RATE Stun Decrease DEF 60% HP Burn Decrease ATK 50%	Perfect Body Formula: (0.35+0.05removedEffectsCount)TRG_HP Removes all debuffs from all allies, then places a [Block Debuffs] buff on them for 2 turns. Also heals all allies by 35% of their MAX HP, and by a further 5% for each debuff removed from them. Cooldown: 6 Block Debuffs	Reflect [P] When receiving any debuffs, returns them from this Champion back to the attacker. [Will not return debuffs that cannot be removed.] Cooldown: 3