Senna Amberheart vs Dark Athel

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Senna Amberheart	Dwarves	Void	Support	Legendary	Speed 19% Place: All battles
Dark Athel	Undead Hordes	Magic	Attack	Epic	Attack 20% Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Senna Amberheart	60	6	18990	1112	1200	113	15	50	40	0
Dark Athel	60	6	13710 -5280	1465 +353	925 -275	100 -13	15	57 +7	30 -10	0

Skills comparison

Senna Amberheart	Amberthrust Formula: 4.3*ATK Attacks 1 enemy. Has a 50% chance to instantly activate a [Continuous Heal] buff on each ally.	Touch of Gold Formula: 0.2*MAX_STAMINA Places a 30% [Increase SPD] buff and two 15% [Continuous Heal] buffs on all allies for 2 turns. Also fills the Turn Meters of all allies by 20%. Cooldown: 5 Continuous Heal 15% Increase SPD 30%	Edge of Death Formula: 0.5TRG_HP Formula: 0.5MAX_STAMINA Revives all dead allies with 50% HP and 50% Turn Meter. Then, teams up with all allies revived by this skill to attack the enemy with the lowest HP. The allies joining the attack will use their default skills. Cooldown: 6	Healing Glow [P] Formula: 0.05*MAX_STAMINA Whenever a [Continuous Heal] buff activates on any ally, fills the Turn Meters of all allies by 5%. At the end of this Champion’s turn, increases the duration of a [Continuous Heal] buff on a random ally except this Champion for 1 turn.
Dark Athel	Profane Glaive Formula: 1.6*ATK Attacks 1 enemy 2 times. Has a 40% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Blades of Blood Formula: 3.6*ATK Attacks all enemies. Has a 50% chance of placing a 30% [Decrease SPD] debuff for 2 turns. Cooldown: 5 Decrease SPD 30%	Harvest of Despair Formula: 3.65ATK Formula: 0.5TRG_HP Attacks all enemies. Places a 30% [Increase SPD] buff on this Champion for 3 turns if this attack kills 4 or more enemies. Heals this Champion by 50% of their MAX HP if this attack kills 6 or more enemies. Grants an Extra Turn if this attack kills 10 or more enemies. Cooldown: 5 Increase SPD 30%	-