Steadfast Marshal vs Avir the Alchemage

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Steadfast Marshal	Banner Lords	Void	HP	Rare	-
Avir the Alchemage	Dwarves	Magic	Support	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Steadfast Marshal	60	6	20640	870	782	90	15	50	40	0
Avir the Alchemage	60	6	16680 -3960	881 +11	1035 +253	102 +12	15	50	30 -10	10 +10

Steadfast Marshal	Thunderous Whallop Formula: 0.15*HP Attacks 1 enemy. Has a 50% chance of placing a [Provoke] debuff for 1 turn if the target's HP percentage is lower than this Champion's. Provoke	Hold Fast Places a 60% [Increase DEF] buff on this Champion for 2 turns. Grants an Extra Turn. Cooldown: 4 Increase DEF 60%	Covered Retreat Places a [Veil] buff on all allies except this Champion for 2 turns. Cooldown: 4 Veil
Avir the Alchemage	Flask of Vitreol Formula: 4.7*ATK Attacks 1 enemy. Has a 30% chance of placing a 5% [Poison] debuff for 2 turns. Poison 5%	Corroding Catalyst Formula: 4.2*ATK Attacks all enemies. Has a 50% chance of placing a 25% [Decrease ATK] debuff for 2 turns. Also places a 15% [Decrease SPD] debuff for 1 turn on targets under [Poison] debuffs. Cooldown: 4 Decrease ATK 25% Decrease SPD 15%	Vitalizing Potions Formula: 0.15MAX_STAMINA Formula: 0.15HP Fills the Turn Meters of all allies by 15% and heals all allies by 15% of this Champion’s MAX HP. Cooldown: 6